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GAO-09-132R: 

United States Government Accountability Office: 
Washington, DC 20548: 

December 8, 2008: 

The Honorable Pete Stark: 
Chairman: 
Subcommittee on Health: 
Committee on Ways and Means: 
House of Representatives: 

Subject: Medicare Advantage Organizations: Actual Expenses and Profits 
Compared to Projections for 2006: 

Dear Mr. Chairman: 

The federal government's spending on the Medicare Advantage (MA) 
program has grown substantially in recent years, from approximately $60 
billion in 2006 and $77 billion in 2007 to an estimated $91 billion in 
2008.[Footnote 1] MA organizations provide health care coverage to 
Medicare beneficiaries through private health plans, thus offering an 
alternative to the original Medicare fee-for-service (FFS) program. 
[Footnote 2] Payments to MA organizations are, in part, based on the 
projected expenditures organizations submit in their bids for providing 
Medicare-covered services, as well as actual enrollment and beneficiary 
health status. Once Medicare payments are determined, they are not 
modified based on differences between actual and projected expenses. 
[Footnote 3] MA organizations are not required to submit claims data to 
the Centers for Medicare & Medicaid Services (CMS)--the agency that 
administers Medicare--but they must report actual expenditures for the 
year 2 years prior to the upcoming contract year. For example, MA 
organizations reported their actual 2006 expenditures in their bid 
submission for contract year 2008. When MA organizations submit their 
bids, the actual expenditures reported in their bid submissions reflect 
the MA organizations' most recent full calendar year of actual 
expenditure data. 

In June 2008, we reported that for 2005, MA organizations generally 
spent less on medical expenses and earned more profits than projected. 
[Footnote 4] MA organizations' self-reported actual profit margin was 
approximately 5 percent of total revenue, on average, which was 
approximately $1.1 billion more in 2005 than MA organizations had 
projected. 

The accuracy of MA organizations' projections is important because, in 
addition to determining Medicare payments, these projections also 
affect the extent to which MA beneficiaries receive additional benefits 
not provided under FFS and the amounts beneficiaries pay in cost 
sharing and premiums. For example, if MA organizations had more 
accurately projected their revenues and expenses in 2005, they would 
have been able to provide beneficiaries with additional benefits or 
cost-sharing reductions, and still maintain the level of profits 
projected. 

This report responds to your request for updated information on the 
accuracy of MA organizations' projections. Specifically, this report 
compares MA organizations' 2006 actual medical expenses, non-medical 
expenses, and profits to projections for the same year, and compares 
2006 results to 2005 results. When we requested data from CMS, 2006 was 
the most recent year for which data were available. 

To report MA organizations' actual expenditures, actual profits and 
projections for 2006, we analyzed the two-year look-back form that MA 
organizations submitted in 2007 to CMS with the 2008 Bid Pricing Tool. 
[Footnote 5] The 2008 two-year look-back form contains MA 
organizations' self-reported actual medical expenses, non-medical 
expenses, and profits for 2006, in addition to the projections for 2006 
the organizations submitted in 2005.[Footnote 6] MA organizations 
submit a single two-year look-back form for each of their contracts, 
which may include more than one health benefit plan. We excluded 
employer group health plans because these plans are not open to the 
general Medicare population, and actual and projected expenses are 
calculated differently than for other plans. We also excluded small 
contracts, defined as those with fewer than 24,000 "member months" 
(equivalent to 2,000 beneficiaries enrolled for a full year), because 
CMS officials stated they do not consider data from these contracts to 
be fully credible.[Footnote 7] Additionally, we excluded two contracts 
for which actual or projected expenditures were missing. After all 
exclusions, our analysis included 224 contracts, representing about 57 
percent of the contracts for which a two-year look-back form was 
submitted and about 84 percent of MA enrollment, equivalent to 
approximately 5.6 million beneficiaries enrolled in contracted plans 
for a full year. Within our sample of contracts, we analyzed data for 
three different plan types: Health Maintenance Organizations (HMO), 
Private Fee-for-Service (PFFS) plans, and Preferred Provider 
Organizations (PPO).[Footnote 8] These plan types account for 82 
percent of enrollment and 55 percent of contracts for which a two-year 
look-back form was submitted. To determine actual and projected 
expenses and profits for 2005 and 2006, we multiplied both actual and 
projected per member per month expenses and profits by actual 
enrollment in member months for that year. To compute average actual 
and projected expenses and profits as a percentage of revenue, we 
weighted each MA organization's percentage by its total revenue. This 
approach differs slightly from the enrollment weighting approach we 
used in our June 2008 report, although the two approaches yield nearly 
identical results. The percentages reported in our June 2008 report are 
included in the background section. Results are reported for the 
specific contract year and may not be representative of or 
generalizable to other contract years. 

We interviewed officials at CMS about data reliability and reviewed all 
data for reasonableness and consistency; while we did not independently 
audit MA organizations' self-reported data, we were able to determine 
that the data were sufficiently reliable for our purposes. We conducted 
this performance audit from October 2008 to November 2008, in 
accordance with generally accepted government auditing standards. Those 
standards require that we plan and perform the audit to obtain 
sufficient, appropriate evidence to provide a reasonable basis for our 
findings and conclusions based on our audit objectives. We believe that 
the evidence obtained provides a reasonable basis for our findings and 
conclusions based on our audit objectives. 

Results in Brief: 

On average, MA organizations reported earning profits of 6.6 percent of 
total revenue in 2006--which was higher than their projected profits of 
4.1 percent. MA organizations reported spending an average of 83.3 
percent of total revenue on medical expenses, but had projected 
spending an average of 86.9 percent of total revenue on those expenses. 
More than half of beneficiaries were enrolled in health benefits plans 
offered by MA organizations for which profits as a percentage of 
revenue were greater than projected and the combined medical and non- 
medical expenses as a percentage of revenue were lower than projected. 
Among the three types of MA health plans with the largest enrollments-
-HMOs, PPOs, and PFFS plans--there was a consistent pattern of actual 
profits being higher than projected and medical expenses being lower 
than projected. Projections of profits were closer to actual profits as 
a percentage of revenue in 2006 (2.5 percentage points difference) than 
they were in 2005 (3.2 percentage points difference). However, largely 
due to an approximate 40 percent increase in enrollment between the 2 
years, the actual dollar amount of the difference between actual and 
projected profits increased from $1.1 billion in 2005 to $1.3 billion 
in 2006. 

In commenting on a draft of our report, CMS stated that it agreed with 
our findings. In addition, CMS stated that the small difference between 
MA organizations' actual and projected aggregate medical expenses was 
within the prevailing range of such differences for a 1-year-ahead 
estimate. CMS further noted that MA organizations' higher-than- 
projected profits were due primarily to higher-than-projected revenues 
from Medicare. As we stated in our report, however, if MA organizations 
had more accurately projected both their revenues and expenses, they 
would have been able to provide beneficiaries with additional benefits 
or cost-sharing reductions, and still maintain the level of profits 
projected. 

Background: 

Organizations that participate in Medicare's program for private health 
plans have been required to submit projections of their expenses and 
profits to CMS since the 1980s.[Footnote 9] Beginning in 2006, MA 
organizations have been required to submit bids to CMS that reflect 
their projected revenue requirements for the medical expenses, non- 
medical expenses, and profit margin associated with offering the same 
benefits available in the FFS program.[Footnote 10] Medicare pays an MA 
organization an amount per member per month based on the relationship 
between the organization's bid and an administratively set rate known 
as a benchmark. Benchmarks are the maximum amount Medicare will pay an 
organization to serve an average beneficiary, and while they vary by 
county, every county in the United States had a benchmark that was at 
least as high as the average spending per member per month for all FFS 
Medicare enrollees in that county. If an MA organization's bid is 
higher than the benchmark, Medicare pays the organization the amount of 
the benchmark, and the organization must charge beneficiaries a premium 
to collect the amount by which the bid exceeds the benchmark. If an MA 
organization's bid is lower than the benchmark, the organization 
receives the amount of the bid plus additional payments, known as 
rebates, equal to 75 percent of the difference between the benchmark 
and the bid.[Footnote 11] MA organizations are required to spend their 
rebates on additional benefits, reduced cost sharing, reduced premiums, 
or a combination of the three. 

In June 2008, we reported that for 2005, on average, MA organizations 
reported that they spent less on medical expenses and earned more 
profits than projected.[Footnote 12] MA organizations, on average, 
reported spending 85.7 percent of total revenue on medical expenses in 
2005, but had projected medical expenditures of 90.2 percent of total 
revenue. On average, MA organizations' self-reported actual profit 
margin was 5.1 percent of total revenue compared to a projected profit 
margin of 1.8 percent of total revenue, which is approximately $1.1 
billion more in 2005 than MA organizations had projected.[Footnote 13] 
In commenting on a draft of that report, CMS stated that the finding 
was not relevant to assessment of the MA program because the payment 
system in 2005 was different from the current competitive bidding 
process, which took effect in 2006. CMS stated that the competitive 
bidding model brought market discipline to the Medicare program, and 
consisted of a rigorous system of actuarial bid submissions that were 
subject to careful review by the Office of the Actuary at CMS. 

Profits and Non-Medical Expenses Were Higher While Medical Expenses 
Were Lower Than Projected, on Average: 

MA organizations' self-reported profits and non-medical expenses were, 
on average, higher in 2006 than they had projected, while medical 
expenses were lower than projected. Specifically, MA organizations 
reported, on average, earning profits of 6.6 percent of total revenue 
in 2006--which was higher than their projected profits of 4.1 percent. 
Actual non-medical expenses (10.1 percent of total revenue) were higher 
than projected (9.0 percent of total revenue) as well. MA organizations 
reported spending an average of 83.3 percent of total revenue on 
medical expenses, but had projected spending an average of 86.9 percent 
of total revenue on those expenses. 

MA organizations included in our analysis received $1.7 billion more in 
revenues than projected, based on the actual number of enrolled 
beneficiaries.[Footnote 14] CMS officials stated that changes in the 
mix and health status of projected versus actually enrolled 
beneficiaries may have produced differences between actual expenditures 
and projections. That is, MA organizations received higher-than- 
projected revenues because Medicare paid additional amounts to 
compensate for enrollees who were deemed potentially more costly 
because of their health status,[Footnote 15] who were 
disproportionately from counties with higher benchmarks, who were 
disproportionately enrolled in more expensive plans, or a combination 
of the three. The MA organizations' aggregate data show, however, that 
the increased payments were not accompanied by commensurately higher- 
than-projected expenses. MA organizations self-reported spending 
slightly less on medical expenses ($42.2 billion) than the amount 
projected ($42.5 billion), and slightly more on non-medical expenses 
($5.1 billion) than the amount projected ($4.4 billion). Overall, 
actual expenses ($47.3 billion) were about the same as projected ($46.9 
billion). Consequently, MA organizations earned $1.3 billion more in 
profits than projected in 2006. (See table 1.) 

Table 1: Actual and Projected Medical Expenses, Non-Medical Expenses, 
and Profits as Amounts and Percentages of Revenue, 2006: 

Medical expenses[A]: 
Actual: Percentage of revenue: 83.3%; 
Actual: Amount in dollars per beneficiary: $7,551.38; 
Actual: Amount in dollars (billions): $42.15; 
Projected: Percentage of revenue: 86.9%; 
Projected: Amount in dollars per beneficiary: $7,614.39; 
Projected: Amount in dollars (billions): $42.51. 

Non-medical expenses: 
Actual: Percentage of revenue: 10.1%; 
Actual: Amount in dollars per beneficiary: $913.59; 
Actual: Amount in dollars (billions): $5.10; 
Projected: Percentage of revenue: 9.0%; 
Projected: Amount in dollars per beneficiary: $785.72; 
Projected: Amount in dollars (billions): $4.39. 

Profits: 
Actual: Percentage of revenue: 6.6%; 
Actual: Amount in dollars per beneficiary: $601.79; 
Actual: Amount in dollars (billions): $3.36; 
Projected: Percentage of revenue: 4.1%; 
Projected: Amount in dollars per beneficiary: $363.13; 
Projected: Amount in dollars (billions): $2.03. 

Total Revenue[B]: 
Actual: Amount in dollars per beneficiary: $9,066.76; 
Actual: Amount in dollars (billions): $50.61; 
Projected: Amount in dollars per beneficiary: $8,763.24; 
Projected: Amount in dollars (billions): $48.92. 

Source: CMS. 

Notes: Data on actual expenses and profits were self-reported by MA 
organizations. Percentages are weighted total revenue. Percentage 
totals may add to less than 100 due to rounding. We excluded from our 
analysis employer group health plans and contracts for which revenue 
projections or actual expenditures were not reported. We also excluded 
from our analysis contracts that had fewer than 24,000 member months, 
which is equivalent to 2,000 beneficiaries enrolled for a full year. 
The analysis includes 224 contracts, representing about 57 percent of 
the contracts for which a two-year look-back form was submitted and 
about 84 percent of MA enrollment, equivalent to approximately 5.6 
million beneficiaries enrolled in contracted plans for a full year. 

[A] A CMS official we spoke with stated that medical expenses as a 
percentage of revenue may vary for reasons other than utilization and 
cost of providing care. Some MA organizations, for example, may 
categorize the costs of delivering care management services as medical 
expenses, while other MA organizations may classify these as non- 
medical expenses. 

[B] A CMS official we spoke with stated that revenues were higher than 
projected because MA organizations received additional payments to 
compensate for enrollees who were potentially more costly because of 
severity of illness, were disproportionately from counties with higher 
benchmarks, were disproportionately enrolled in more expensive plans, 
or a combination of the three. 

[End of table] 

More than half of beneficiaries were enrolled in health benefits plans 
offered by MA organizations for which actual profits were greater than 
projections as a percentage of revenue. More than two-thirds of 
beneficiaries were enrolled in health benefit plans for which actual 
medical expenses were less than projections as a percentage of revenue. 
In contrast, more than two-thirds of beneficiaries were enrolled in 
plans for which actual non-medical expenses were greater than 
projections as a percentage of revenue. (See fig. 1.): 

Figure 1: Percentage of Beneficiaries Covered by MA Organizations with 
Reported Expenses and Profits as a Percentage of Revenue That Were 
Greater Than or Less Than Projections, 2006: 

[Refer to PDF for image] 

This figure contains three pie-charts depicting the following data: 

Profits: 
Actual greater than projected: 57.4%; 
Actual less than projected: 42.7%. 

Medical Expenses: 
Actual greater than projected: 28.2%; 
Actual less than projected: 71.8%. 

Non-medical expenses: 
Actual greater than projected: 69.6%; 
Actual less than projected: 30.4%. 

Source: CMS. 

Notes: Data on actual expenses and profits were self-reported by MA 
organizations. Percentage totals may add to more than 100 due to 
rounding. We used member months as our measure of beneficiary 
enrollment. Twelve member months is equivalent to one beneficiary 
enrolled in a contracted plan for a full year. We excluded from our 
analysis employer group health plans and contracts for which revenue 
projections or actual expenditures were not reported. We also excluded 
from our analysis contracts that had fewer than 24,000 member months, 
which is equivalent to 2,000 beneficiaries enrolled for a full year. 
The analysis includes 224 contracts, representing about 57 percent of 
the contracts for which a two-year look-back form was submitted and 
about 84 percent of MA enrollment, equivalent to approximately 5.6 
million beneficiaries enrolled in contracted plans for a full year. 

[End of figure] 

Among the three types of MA health plans with the largest enrollments-
-HMOs, PPOs, and PFFS plans--there was a consistent pattern of actual 
profits being higher than projected and medical expenses being lower 
than projected. On average, HMO plans reported the largest profit 
margin as a percentage of total revenue (7.2 percent) whereas PFFS 
plans reported the smallest (3.1 percent). (See table 2.) PPO plans 
reported spending the highest percentage of total revenue on medical 
expenses (85.5 percent) while PFFS plans reported the smallest (81.3 
percent). PFFS plans reported spending 15.6 percent of total revenue on 
non-medical expenses, more than HMO plans (9.4 percent) or PPO plans 
(10.5 percent) and more than 50 percent greater than what they 
projected. 

Table 2: Actual and Projected Medical Expenses, Non-Medical Expenses, 
and Profits as Amounts and Percentages of Revenue among HMOs, PPOs, and 
PFFS, 2006: 

Actual: Percentage of revenue: 
Actual: Amount in dollars (billions): 
Projected: Percentage of revenue: 
Projected: Amount in dollars (billions): 
Difference between actual and projected: Percentage of revenue: 
Difference between actual and projected: Amount in dollars (billions): 

HMOs; Contracts = 165; Beneficiaries = 4,606,255; 

Medical expenses[A]: 
Actual: Percentage of revenue: 83.4%; 
Actual: Amount in dollars (billions): $35.74; 
Projected: Percentage of revenue: 86.8%; 
Projected: Amount in dollars (billions): $35.57; 
Difference between actual and projected: Percentage of revenue: -3.4%; 
Difference between actual and projected: Amount in dollars (billions): 
$0.18. 

Non-medical expenses: 
Actual: Percentage of revenue: 9.4%; 
Actual: Amount in dollars (billions): $4.01; 
Projected: Percentage of revenue: 8.7%; 
Projected: Amount in dollars (billions): $3.58; 
Difference between actual and projected: Percentage of revenue: 0.6%; 
Difference between actual and projected: Amount in dollars (billions): 
$0.42. 

Profits: 
Actual: Percentage of revenue: 7.2%; 
Actual: Amount in dollars (billions): $3.10; 
Projected: Percentage of revenue: 4.4%; 
Projected: Amount in dollars (billions): $1.82; 
Difference between actual and projected: Percentage of revenue: 2.8%; 
Difference between actual and projected: Amount in dollars (billions): 
$1.28. 

PPOs: Contracts = 42; Beneficiaries = 238,258; 

Medical expenses[A]: 
Actual: Percentage of revenue: 85.5%; 
Actual: Amount in dollars (billions): $1.83; 
Projected: Percentage of revenue: 88.0%; 
Projected: Amount in dollars (billions): $1.94; 
Difference between actual and projected: Percentage of revenue: -2.5%; 
Difference between actual and projected: Amount in dollars (billions): -
$0.11. 

Non-medical expenses: 
Actual: Percentage of revenue: 10.5%; 
Actual: Amount in dollars (billions): $0.23; 
Projected: Percentage of revenue: 9.4%; 
Projected: Amount in dollars (billions): $0.21; 
Difference between actual and projected: Percentage of revenue: 1.2%; 
Difference between actual and projected: Amount in dollars (billions): 
$0.02. 

Profits: 
Actual: Percentage of revenue: 4.0%; 
Actual: Amount in dollars (billions): $0.08; 
Projected: Percentage of revenue: 2.7%; 
Projected: Amount in dollars (billions): $0.06; 
Difference between actual and projected: Percentage of revenue: 1.3%; 
Difference between actual and projected: Amount in dollars (billions): 
$0.03. 

PFFS: Contracts = 10; Beneficiaries = 635,126; 

Medical expenses[A]: 
Actual: Percentage of revenue: 81.3%; 
Actual: Amount in dollars (billions): $3.86; 
Projected: Percentage of revenue: 87.7%; 
Projected: Amount in dollars (billions): $4.23; 
Difference between actual and projected: Percentage of revenue: -6.4%; 
Difference between actual and projected: Amount in dollars (billions): -
$0.37. 

Non-medical expenses: 
Actual: Percentage of revenue: 15.6%; 
Actual: Amount in dollars (billions):10.08.7%; 
Projected: Amount in dollars (billions): $0.48; 
Difference between actual and projected: Percentage of revenue: 5.6%; 
Difference between actual and projected: Amount in dollars (billions): 
$0.26. 

Profits: 
Actual: Percentage of revenue: 3.1%; 
Actual: Amount in dollars (billions): $0.15; 
Projected: Percentage of revenue: 2.3%; 
Projected: Amount in dollars (billions): $0.11; 
Difference between actual and projected: Percentage of revenue: 0.8%; 
Difference between actual and projected: Amount in dollars (billions): 
$0.04. 

Source: CMS. 

Notes: Data on actual expenses and profits were self-reported by MA 
organizations. Percentages are weighted by total revenue. Percentage 
totals may add to more or less than 100 due to rounding. We did not 
include regional PPOs in the PPO category. We excluded from our 
analysis employer group health plans and contracts for which revenue 
projections or actual expenditures were not reported. We also excluded 
from our analysis contracts that had fewer than 24,000 member months, 
which is equivalent to 2,000 beneficiaries enrolled for a full year. We 
reported enrollment by plan type in terms of the number of 
beneficiaries; each beneficiary is equivalent to 12 member months. The 
analysis includes 217 contracts, representing about 55 percent of the 
contracts for which a two-year look-back form was submitted and about 
82 percent of MA enrollment, equivalent to approximately 5.5 million 
beneficiaries enrolled in contracted plans for a full year. 

[A] A CMS official we spoke with stated that medical expenses as a 
percentage of revenue may vary for reasons other than utilization and 
cost of providing care. Some MA organizations, for example, may 
categorize the costs of care management services as medical expenses, 
while other MA organizations may classify these as non-medical 
expenses. 

[End of table] 

In 2006, MA organizations had greater profits as a percentage of 
revenue (6.6 percent) than in 2005 (5.0 percent).[Footnote 16] (See 
table 3.) Although the increase in profits as a percentage of revenue 
from 2005 to 2006 was only 1.6 percentage points, MA organizations' 
aggregate profits nearly doubled from 2005 to 2006. The increase was 
largely driven by the approximate 40 percent increase in enrollment 
between the 2 years. 

Table 3: Actual Medical Expenses, Non-Medical Expenses, and Profits as 
Amounts and Percentages of Revenue, 2005 and 2006: 

Medical expenses[A]: 
Actual: Percentage of revenue: 85.9%; 
Actual: Amount in dollars per beneficiary: $7,749.66; 
Actual: Amount in dollars (billions): $30.06; 
Projected: Percentage of revenue: 83.3%; 
Projected: Amount in dollars per beneficiary: $7,551.38; 
Projected: Amount in dollars (billions): $42.15. 

Non-medical expenses: 
Actual: Percentage of revenue: 9.2%; 
Actual: Amount in dollars per beneficiary: $827.72; 
Actual: Amount in dollars (billions): $3.21; 
Projected: Percentage of revenue: 10.1%; 
Projected: Amount in dollars per beneficiary: $913.59; 
Projected: Amount in dollars (billions): $5.10. 

Profits: 
Actual: Percentage of revenue: 5.0%; 
Actual: Amount in dollars per beneficiary: $448.12; 
Actual: Amount in dollars (billions): $1.74; 
Projected: Percentage of revenue: 6.6%; 
Projected: Amount in dollars per beneficiary: $601.79; 
Projected: Amount in dollars (billions): $3.36. 

Total Revenue[B]: 
Actual: Amount in dollars per beneficiary: $9,025.50; 
Actual: Amount in dollars (billions): $35.01; 
Projected: Amount in dollars per beneficiary: $9,066.76; 
Projected: Amount in dollars (billions): $50.61. 

Source: CMS. 

Notes: Data on actual expenses and profits were self-reported by MA 
organizations. Percentages for 2005 and 2006 are weighted by 2005 and 
2006 total revenue, respectively. Percentage totals may add to more 
than 100 due to rounding. We excluded from our analysis employer group 
health plans and contracts for which revenue projections or actual 
expenditures were not reported. We also excluded from our analysis 
contracts that had fewer than 24,000 member months, which is equivalent 
to 2,000 beneficiaries enrolled for a full year. The 2005 analysis 
includes 120 contracts, representing about 81 percent of the contracts 
for which a two-year look-back form was submitted and about 78 percent 
of MA enrollment, equivalent to approximately 3.9 million beneficiaries 
enrolled in contracted plans for a full year. The 2006 analysis 
includes 224 contracts, representing about 57 percent of the contracts 
for which a two-year look-back form was submitted and about 84 percent 
of MA enrollment, equivalent to approximately 5.6 million beneficiaries 
enrolled in contracted plans for a full year. 

[A] A CMS official we spoke with stated that medical expenses as a 
percentage of revenue may vary for reasons other than utilization and 
cost of providing care. Some MA organizations, for example, may 
categorize the costs of delivering care management services as medical 
expenses, while other MA organizations may classify these as non- 
medical expenses. 

[End of table] 

MA organizations in aggregate earned $1.3 billion more in profits than 
projected in 2006, compared to $1.1 billion more in profits than 
projected in 2005. While the difference between actual and projected 
profits as a percentage of revenue in 2006 (2.5 percentage points) was 
less than the difference in 2005 (3.2 percentage points), the total 
difference between actual and projected profits was greater because of 
enrollment growth. The median amount of actual profits earned above 
projections per contract was approximately $1.7 million in 2006, 
compared to the 2005 median of $2.8 million actual profits above 
projected.[Footnote 17] 

Agency Comments: 

In commenting on a draft of our report, CMS stated that it agreed with 
our findings. In addition, CMS stated that the small difference between 
MA organizations' actual and projected aggregate medical expenses was 
within the prevailing range of such differences for a one-year-ahead 
estimate. CMS further noted that MA organizations' higher-than- 
projected profits were due primarily to higher-than-projected revenues 
from Medicare, and that the increase in revenues was at least partially 
due to higher-than-projected risk scores, reflecting enrollees who were 
deemed potentially more costly because of their health status. 

We stated in our report that MA organizations self-reported spending 
only slightly less on medical expenses than projected; however, they 
received $1.7 billion more in revenues than projected. If MA 
organizations had more accurately projected both their revenues and 
expenses, they would have been able to provide beneficiaries with 
additional benefits or cost-sharing reductions, and still maintain the 
level of profits projected. 

As agreed with your office, unless you publicly announce its contents 
earlier, we plan no further distribution of this report until 30 days 
from its date. At that time, we will send copies of this report to the 
Acting Administrator of CMS and relevant congressional committees and 
other interested members. The report will also be available at no 
charge on the GAO Web site at [hyperlink, http://www.gao.gov]. 

If you or your staff have any questions regarding this report, please 
contact me at (202) 512-7114 or cosgrovej@gao.gov. Contact points for 
our Offices of Congressional Relations and Public Affairs may be found 
on the last page of this report. Christine Brudevold, Assistant 
Director; Gregory Giusto; Dan Lee; and Jessica T. Lee were major 
contributors to this report. 

Sincerely yours, 

Signed by: 

James C. Cosgrove: 
Director, Health Care: 

Enclosure: 

[End of section] 

Enclosure I: Comments from the Centers for Medicare & Medicaid 
Services: 

Department Of Health & Human Services: 
Office Of The Secretary: 
Assistant Secretary for Legislation: 
Washington, DC 20201: 

December 2, 2008: 

James Cosgrove: 
Director, Health Care: 
U.S. Government Accountability Office: 
441 G Street, NW: 
Washington, DC 20548: 

Dear Mr. Cosgrove: 

Enclosed are the Department's comments on the U.S. Government 
Accountability Office's (GAO) draft report entitled: "Medicare 
Advantage Organizations: Actual Expenses and Profits Compared to 
Projections" (GAO 09-132R). 

The Department appreciates the opportunity to comment on this draft 
report before its publication. 

Sincerely, 

Signed by: 

Jennifer R. Luong, for: 

Vincent J. Ventimiglia, Jr. 
Assistant Secretary for Legislation: 

Attachment: 

Department Of Health & Human Services: 
Centers for Medicare & Medicaid Services: 
200 Independence Avenue, SW: 
Washington, DC 20201: 

Date: December 2, 2008: 

T0: Vincent J. Ventimiglia, Jr. 
Assistant Secretary for Legislation: 
Department of Health and Human Services: 

From: [Signed by] Kerry Weems: 
Acting Administrator: 

Subject: Government Accountability Office (GAO) Draft Correspondence: 
"Medicare Advantage Organizations: Actual Expenses and Profits Compared 
to Projections" (GAO-09-132R): 

Thank you for the opportunity to review and comment on the GAO 
correspondence entitled, "Draft Correspondence: Medicare Advantage 
Organizations: Actual Expenses and Profits Compared to Projections." 
While CMS agrees with the findings set forth in this draft report, we 
have one comment. 

As illustrated in Table 1, the aggregate actual medical expenses were 
within one percent of projected. The very small difference shown in 
this comparison is significant because of the inherent variability in 
medical trends and difficulty in forecasting medical spending-the 
result is well within the prevailing range of such differences for a 
one-year-ahead estimate. Further, it appears that the primary reason 
actual profit margins were higher than projected is that plans received 
greater revenue than projected. Projections of plan revenue, which are 
included in plan bids, were based in part on projected risk scores, 
which were lower than the subsequent actual risk scores. Since actual 
risk scores were greater than projected, plans received greater revenue 
than projected based on these risk scores. 

Again, CMS appreciates the opportunity to review and comment on this 
draft report. 

[End of section] 

Footnotes: 

[1] Statement of Peter R. Orszag, Congressional Budget Office, The 
Medicare Advantage Program: Enrollment Trends and Budgetary Effects, 
testimony before the Senate Committee on Finance, April 11, 2007. 

[2] Medicare is the federally financed health insurance program for 
persons aged 65 and over, certain individuals with disabilities, and 
individuals with end-stage renal disease. Medicare Part A covers 
hospital and other inpatient stays. Medicare Part B is optional 
insurance, and covers hospital outpatient, physician, and other 
services. Medicare Parts A and B are known as original Medicare or 
Medicare FFS. Medicare beneficiaries have the option of obtaining 
coverage for Medicare Parts A and B services from private health plans 
that participate in Medicare's MA program--also known as Medicare Part 
C. All Medicare beneficiaries are eligible for coverage for outpatient 
prescription drugs under Medicare Part D. 

[3] However, payments to MA organizations may be modified based on 
differences in actual and projected beneficiary health status, 
beneficiary residence, and enrollment. Actual expenses may be used to 
inform projections for future contract years. 

[4] See GAO, Medicare Advantage Organizations: Actual Expenses and 
Profits Compared to Projections for 2005, [hyperlink, 
http://www.gao.gov/products/GAO-08-827R] (Washington, D.C.: June 24, 
2008). Prior to 2006, private health plans provided health coverage to 
Medicare beneficiaries through the Medicare + Choice program. The 
Medicare Prescription Drug, Improvement, and Modernization Act of 2003 
renamed that program "Medicare Advantage" among other changes. Pub. L. 
No. 108-173, § 201, 117 Stat. 2066, 2176. Organizations were required 
to begin using the new program name in 2006, but CMS encouraged MA 
organizations to transition to "Medicare Advantage" in all plan 
materials for the 2005 contract year. 

[5] MA organizations are required to submit bids annually for review 
and approval for each plan they intend to offer. The bid submission 
includes a Bid Pricing Tool, which contains MA organizations' 
projections of their revenue requirements and revenue sources. 

[6] The two-year look-back form is so named because it provides data 
for the calendar year 2 years prior to the upcoming contract year. The 
two-year look-back form was not certified by the MA plan's actuary in 
2008. 

[7] "Member months" is the sum of a given contract's total monthly 
enrollments in a year. For example, if 1,500 members were enrolled in 
an organization's plan for January and February and 2,000 members were 
enrolled in its plans for March through December, the contract would 
have 23,000 member months. Contracts with relatively low enrollments 
are not credible because their expenses can be unduly affected by 
outlier cases. 

[8] While each contract may include more than one health benefit plan, 
each contract is designated as having only one plan type. Beneficiaries 
in HMOs are generally restricted to seeing providers within a network, 
while PFFS beneficiaries can see any provider that accepts the plan's 
payment terms. Beneficiaries in PPOs can see both in-network and out- 
of-network providers but must pay higher cost-sharing amounts if they 
use out-of-network services. We did not include regional PPOs in the 
PPO category. 

[9] Before July 1, 2001, CMS was known as the Health Care Financing 
Administration. 

[10] Profits or profit margins refer to MA organizations' remaining 
revenue after medical and non-medical expenses are paid. Profits may 
include other revenue offsets that are not captured in the non-medical 
expenses category, such as income taxes. In certain circumstances, such 
as for new market entrants, CMS allows MA organizations to have a 
negative profit, meaning that the organization's revenue is less than 
its combined medical and non-medical expenses. 

[11] See GAO, Medicare Advantage: Increased Spending Relative to 
Medicare Fee-for-Service May Not Always Reduce Beneficiary Out-of- 
Pocket Costs, [hyperlink, http://www.gao.gov/products/GAO-08-359] 
(Washington, D.C.: Feb. 22, 2008). 

[12] [hyperlink, http://www.gao.gov/products/GAO-08-827R]. 

[13] There were several large outlier contracts whose relatively large 
difference between actual and projected profits made up more than half 
of the $1.1 billion difference. 

[14] To adjust for any misestimates of the number of enrolled 
beneficiaries, we multiplied both actual and projected per member per 
month revenues and profits by actual 2006 enrollment. 

[15] CMS assigns Medicare enrollees a health status score based on 
their diagnoses and demographic characteristics. MA organizations are 
paid more for beneficiaries who are expected to need more care or more 
expensive care. 

[16] Under the payment system in 2005, MA organizations were paid an 
administrative set rate regardless of their projections. If an MA 
organization's projection was less than the administratively set rate, 
the organization was required to spend the surplus Medicare payment on 
beneficiaries by adding extra benefits, reducing beneficiary cost 
sharing, or contributing to a benefit stabilization fund. 

[17] In an ordered set of values, the median is a value below and above 
which there is an equal number of values; if there is no one middle 
number, it is the arithmetic mean (average) of the two middle values. 

[End of section] 

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