MedicareMedicare codes
Medicare Payment Areas
Medicare pays hospitals, nursing homes and home-health agencies by area (the wage index). Each area is a metro, a division of a big metro, or a state's rural counties. Open a row to see its counties and their SSA codes.
Source: CMS county crosswalk · OMB July 2023 metro definitions
Look up a ZIP →
Medicare Payment Areas · FY 2025
466areas
- Metro
- 380
- Metro division
- 37
- State rural
- 49
Medicare payment areas
| Medicare CBSA | Area | Type | Counties | Population |
|---|---|---|---|---|
| 35614 | Metro division | 11 | 12,125,162 | |
| 31084 | Metro division | 1 | 9,808,667 | |
| 26420 | Metro | 10 | 7,442,788 | |
| 16984 | Metro division | 5 | 7,179,386 | |
| 19124 | Metro division | 7 | 5,382,430 | |
| 38060 | Metro | 2 | 5,028,754 | |
| 12054 | Metro division | 24 | 4,876,830 | |
| 40140 | Metro | 2 | 4,675,704 | |
| 33460 | Metro | 15 | 3,713,668 | |
| 41740 | Metro | 1 | 3,288,774 | |
| 11244 | Metro division | 1 | 3,165,820 | |
| 11694 | Metro division | 18 | 3,153,805 | |
| 19740 | Metro | 10 | 3,002,721 | |
| 45 | State rural | 168 | 2,938,647 | |
| 35004 | Metro division | 2 | 2,919,737 | |
| 12580 | Metro | 7 | 2,849,436 | |
| 16740 | Metro | 12 | 2,833,058 | |
| 36084 | Metro division | 2 | 2,814,485 | |
| 41180 | Metro | 15 | 2,810,850 | |
| 36740 | Metro | 4 | 2,793,746 | |
| 33124 | Metro division | 1 | 2,738,356 | |
| 41700 | Metro | 8 | 2,662,733 | |
| 47664 | Metro division | 5 | 2,604,569 | |
| 23104 | Metro division | 4 | 2,603,160 | |
| 38900 | Metro | 7 | 2,520,987 | |
| 29484 | Metro division | 4 | 2,520,851 | |
| 15764 | Metro division | 2 | 2,451,419 | |
| 38300 | Metro | 8 | 2,439,940 | |
| 12420 | Metro | 5 | 2,426,592 | |
| 40900 | Metro | 4 | 2,426,388 | |
| 45294 | Metro division | 3 | 2,341,210 | |
| 29820 | Metro | 1 | 2,329,548 | |
| 42644 | Metro division | 1 | 2,287,171 | |
| 17140 | Metro | 15 | 2,270,706 | |
| 35084 | Metro division | 5 | 2,232,787 | |
| 28140 | Metro | 14 | 2,218,142 | |
| 18140 | Metro | 10 | 2,175,788 | |
| 17410 | Metro | 6 | 2,171,526 | |
| 37964 | Metro division | 2 | 2,158,928 | |
| 34 | State rural | 54 | 2,151,335 | |
| 26900 | Metro | 11 | 2,130,055 | |
| 36 | State rural | 47 | 2,125,291 | |
| 34980 | Metro | 14 | 2,079,596 | |
| 33874 | Metro division | 3 | 2,062,874 | |
| 41980 | Metro | 40 | 2,052,186 | |
| 14454 | Metro division | 3 | 2,050,278 | |
| 22744 | Metro division | 1 | 1,977,129 | |
| 41940 | Metro | 2 | 1,969,337 | |
| 11 | State rural | 85 | 1,815,877 | |
| 47764 | Metro division | 3 | 1,811,575 |
Source: CMS county crosswalk (FIPS, SSA code, wage-index CBSA), OMB 2023 metro definitions; population from Census ACS 2020–2024. Rural areas use the state's 2-digit CMS code; some CMS programs write it as 999 + that code.