	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	567	$165,437,123	-11%	28,601	28	157	13.80
2023	603	$185,906,802	-4%	29,304	28	142	13.80
2022	605	$194,543,578	-9%	29,196	27	139	13.80
2021	596	$213,646,255	-3%	28,778	27	163	13.80
2020	625	$219,318,246	first year in data	29,281	27	169	13.80

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). Data years 2020–2024.

By state

	observed	calculated	calculated	calculated	calculated
California	95	$46,874,557	6,826	41	230
Florida	66	$23,106,887	3,628	23	131
New York	53	$20,949,701	2,927	27	157
Texas	84	$17,375,859	2,938	26	90
Maryland	28	$13,442,879	1,825	28	237
New Jersey	32	$11,863,740	1,714	30	173
Arizona	25	$8,161,447	1,295	35	141
Michigan	25	$6,098,484	975	24	92
Tennessee	17	$3,323,801	636	30	95
North Carolina	14	$2,099,303	413	23	63
Georgia	11	$1,342,056	276	19	59
Alabama	11	$1,272,156	239	21	30

Not listed: 34 states with fewer than 11 billers (small cells).

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). Providers placed by practice address. Data year 2023.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	73	$30,935,935	4,330	43
Los Angeles-Long Beach-Anaheim, CA	44	$24,100,634	3,577	56
Washington-Arlington-Alexandria, DC-VA-MD-WV	17	$12,130,158	1,535	56
Miami-Fort Lauderdale-West Palm Beach, FL	16	$7,810,709	1,219	45
Phoenix-Mesa-Chandler, AZ	22	$6,973,347	1,128	32
Dallas-Fort Worth-Arlington, TX	24	$5,164,483	853	27
Houston-Pasadena-The Woodlands, TX	21	$3,912,350	692	24
Detroit-Warren-Dearborn, MI	15	$3,736,107	546	23
Baltimore-Columbia-Towson, MD	16	$3,581,025	549	19
San Antonio-New Braunfels, TX	11	$2,316,142	380	25

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 10 areas with the most payment among those with at least 11 billers; non-metro parts of each state are one area. Data year 2023.

Specialties billing 37229 nationally

Vascular Surgery accounts for 27% of payment for 37229 nationally in 2023, across 9 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Vascular Surgery	221	37%	$49,851,611	27%	8,677	39
Interventional Radiology	80	13%	$40,093,386	22%	5,687	71
Cardiology	109	18%	$29,890,529	16%	4,660	43
Diagnostic Radiology	46	7.6%	$25,873,026	14%	3,669	80
Interventional Cardiology	62	10%	$15,590,200	8.4%	2,548	41
Thoracic Surgery	14	2.3%	$6,255,257	3.4%	885	63
General Surgery	22	3.6%	$4,751,034	2.6%	861	39
Ambulatory Surgical Center	14	2.3%	$2,908,009	1.6%	378	27
Internal Medicine	11	1.8%	$2,421,604	1.3%	375	34

Not listed: 9 specialties with fewer than 11 billers (small cells).

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). Provider-level lines (fewer than 11 beneficiaries suppressed by CMS); specialty is the provider type on claims. Data year 2023.

Top billers of 37229 nationally

Named top billers are a Pro figure, and Pro is not available to buy, so this list is not shown to any account. The counts and totals by state, metro area and specialty on this page are free.

Original Medicare Part B fee-for-service only; CMS suppresses provider lines with fewer than 11 beneficiaries. How these figures are computed · Limitations