	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	1,223	$56,616,361	+3%	70,433	35	175	5.30
2023	1,221	$55,061,691	-8%	65,771	33	166	5.30
2022	1,239	$60,047,655	-20%	68,240	33	172	5.30
2021	1,268	$74,638,104	+5%	73,407	33	193	5.30
2020	1,187	$71,375,612	first year in data	66,515	34	177	5.30

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
Texas	136	$8,756,281	10,645	47	231
Florida	155	$7,915,434	9,389	35	231
California	134	$7,088,774	7,525	31	167
Arizona	57	$3,235,717	3,924	48	218
New York	81	$3,009,730	3,158	25	104
New Jersey	51	$2,576,821	2,661	29	123
Maryland	34	$2,234,995	2,475	49	188
Tennessee	37	$1,833,445	2,430	39	157
Georgia	49	$1,833,299	2,248	31	123
Illinois	35	$1,611,401	1,895	38	136
Connecticut	38	$1,502,228	1,614	36	101
North Carolina	41	$1,404,095	1,822	26	129
Virginia	30	$1,185,381	1,426	30	116
Michigan	33	$944,738	1,215	27	91
Ohio	25	$870,176	1,242	44	152

Not listed: 26 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	106	$4,403,184	4,502	29
Los Angeles-Long Beach-Anaheim, CA	49	$3,605,917	3,819	35
Dallas-Fort Worth-Arlington, TX	46	$2,949,621	3,599	44
Phoenix-Mesa-Chandler, AZ	48	$2,944,733	3,555	50
Houston-Pasadena-The Woodlands, TX	46	$2,912,469	3,402	52
Washington-Arlington-Alexandria, DC-VA-MD-WV	37	$1,986,960	2,113	36
Chicago-Naperville-Elgin, IL-IN	36	$1,502,103	1,820	36
Miami-Fort Lauderdale-West Palm Beach, FL	34	$1,446,354	1,606	33
Tampa-St. Petersburg-Clearwater, FL	24	$1,319,079	1,577	29
Atlanta-Sandy Springs-Roswell, GA	29	$1,077,536	1,270	33
Baltimore-Columbia-Towson, MD	14	$1,011,532	1,144	33
Jacksonville, FL	17	$832,659	1,004	50
Orlando-Kissimmee-Sanford, FL	19	$722,513	903	29
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	21	$650,880	706	27
Bridgeport-Stamford-Danbury, CT	16	$642,431	690	36

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 22 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 36475 nationally

Vascular Surgery accounts for 34% of payment for 36475 nationally in 2023, across 14 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Vascular Surgery	412	34%	$18,451,329	34%	21,682	53
General Surgery	174	14%	$9,647,847	18%	11,673	67
Cardiology	184	15%	$6,689,833	12%	7,954	43
Interventional Radiology	62	5.1%	$3,025,272	5.5%	3,622	58
Diagnostic Radiology	47	3.8%	$2,990,053	5.4%	3,690	79
Interventional Cardiology	102	8.4%	$2,971,208	5.4%	3,938	39
Family Practice	39	3.2%	$1,610,693	2.9%	2,001	51
Internal Medicine	31	2.5%	$1,503,620	2.7%	1,773	57
Emergency Medicine	26	2.1%	$1,288,984	2.3%	1,442	55
Thoracic Surgery	15	1.2%	$1,159,094	2.1%	1,347	90
Ambulatory Surgical Center	13	1.1%	$714,265	1.3%	603	46
Cardiac Surgery	16	1.3%	$656,656	1.2%	798	50
Physician Assistant	22	1.8%	$513,241	0.93%	697	32
Nurse Practitioner	18	1.5%	$269,119	0.49%	407	23

Not listed: 17 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 36475 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