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. Author manuscript; available in PMC: 2013 Sep 9.
Published in final edited form as: Am J Manag Care. 2009 Aug;15(8):536–544.

TABLE 5.

Mean Out-of-pocket Expenses for Covered and Non-covered Drugs in the “Market Basket” of Drug Claims

Average Out-of-Pocket Spending ($)
Plan All Drugs Covered Drugs Uncovered Drugs
Part D Plans
A 995 994 1
B 1,020 1019 1
C 1,047 1,046 1
D 1,064 1063 1
E 1,176 895 281
F 1,324 869 455
G 1,376 832 544
H 1,452 909 543
I 1,458 840 618
J 1,943 753 1,190
Non-Part D Plans
Medi-Cal 38 38 0
TRICARE 454 252 202
CALPERS 755 747 8
Blue Cross 769 769 0
FEP 846 846 0
VA 1,348 188 1,160
Kaiser 2,006 276 1,730

Sources: Authors calculations based on formulary restrictions and benefit designs of 10 major Part-D plans and 7 non-Part D plans. Because the 300 most common drugs sometimes included branded and generic versions of the same drug, the calculated expenditure in the VA plan treats branded drugs as covered if a generic equivalent is covered.

For drugs that were not covered by the plan ─ either because they were excluded from the formulary or because the beneficiary’s cumulative spending was below the deductible or in the doughnut hole ─ we assigned an out-of-pocket payment equal to the full price of the drug (excluding rebates). We used the full price of the drug for each Part D plan as reported on the Medicare website in July 2007.

Our “market basket” of drug claims includes multi-source brands (brand drugs with generic equivalents) that may not be covered under the VA formulary. We assumed that patients in the VA received the generic equivalent and paid an $8 copayment.