The Budget of the United States Government reports Medicare outlays as a single line item, subfunction 571 in Historical Table 3.2, but Usgovernmentspending.com shows a breakdown of the Medicare program into its constituent parts, as follows:
- Part A: Hospital Insurance
- Part B: Supplementary Medical Insurance
- Part C: Medicare Advantage
- Part D: SMI Drug Plan
You can inspect the extracted data from Medicare Trustees Reports Table IV.C2 here. And see the blog entry that introduced the Medicare Part C breakout to usgovernmentspending.com here.
Here is a breakdown of Medicare budgeted outlays on usgovernmentspending.com for FY 2022 before and after today's update.
Budgeted Outlays in percent GDP | Part A | Part B | Part C | Part D | Total Medicare |
FY2022 before update | 0.69 | 0.68 | 1.39 | 0.37 | 3.14% GDP |
FY2022 after update | 0.69 | 0.66 | 1.42 | 0.37 | 3.14% GDP |
The update indicates a small increase in budgeted Medicare Part C over the previous estimate in the Medicare Trustees Report in 2021.