	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	1,039	$31,841,795	-19%	52,616	29	170	1.80
2023	1,088	$39,074,911	-5%	58,477	30	183	1.80
2022	1,071	$41,339,287	-14%	57,148	30	168	1.80
2021	1,049	$48,169,821	-1%	59,000	28	196	1.80
2020	959	$48,674,120	first year in data	57,169	30	207	1.80

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	86	$6,952,597	7,513	49	321
Texas	117	$5,874,642	7,166	34	200
Maryland	41	$3,822,122	3,651	62	295
Illinois	31	$3,757,608	3,927	23	905
New York	52	$3,580,509	3,389	33	238
Florida	105	$3,311,063	3,796	25	83
North Carolina	37	$3,134,025	4,040	36	455
Michigan	48	$2,560,374	3,031	32	222
Georgia	33	$2,399,457	2,873	38	394
New Jersey	27	$1,891,503	1,790	38	151
Arizona	38	$1,276,613	1,571	28	124
Pennsylvania	25	$1,276,552	1,627	22	274
Connecticut	20	$1,259,087	1,225	35	186
Tennessee	21	$814,085	1,100	29	187
Virginia	21	$683,168	816	21	159

Not listed: 24 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 2020.

Top metro areas

	observed	calculated	calculated	calculated
Los Angeles-Long Beach-Anaheim, CA	42	$4,499,447	4,576	46
New York-Newark-Jersey City, NY-NJ	60	$4,131,091	3,820	35
Chicago-Naperville-Elgin, IL-IN	25	$3,536,190	3,748	23
Baltimore-Columbia-Towson, MD	22	$2,013,007	2,026	72
Washington-Arlington-Alexandria, DC-VA-MD-WV	26	$1,998,987	1,909	33
San Antonio-New Braunfels, TX	18	$1,881,172	2,171	52
Augusta-Richmond County, GA-SC	11	$1,827,182	2,137	115
Dallas-Fort Worth-Arlington, TX	40	$1,624,649	1,932	32
Detroit-Warren-Dearborn, MI	24	$977,066	1,107	31
Phoenix-Mesa-Chandler, AZ	28	$879,929	1,025	28
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	17	$752,967	947	22
Miami-Fort Lauderdale-West Palm Beach, FL	17	$562,429	592	24
St. Louis, MO-IL	19	$440,845	547	26
Atlanta-Sandy Springs-Roswell, GA	16	$429,562	519	23
Charlotte-Concord-Gastonia, NC-SC	17	$424,208	797	33

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 18 areas with the most payment among those with at least 11 billers; non-metro parts of each state are one area. Data year 2020.

Specialties billing 37252 nationally

Vascular Surgery accounts for 34% of payment for 37252 nationally in 2020, across 9 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Vascular Surgery	381	40%	$16,547,076	34%	19,600	51
Interventional Radiology	86	9.0%	$9,711,162	20%	9,915	115
Diagnostic Radiology	64	6.7%	$6,581,198	14%	6,952	109
Cardiology	171	18%	$5,013,812	10%	6,737	39
Nephrology	37	3.9%	$4,734,288	9.7%	5,087	137
Interventional Cardiology	122	13%	$2,480,799	5.1%	4,134	34
General Surgery	40	4.2%	$1,152,985	2.4%	1,652	41
Internal Medicine	20	2.1%	$1,025,446	2.1%	1,115	56
Thoracic Surgery	14	1.5%	$689,514	1.4%	802	57

Not listed: 10 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 2020.

Top billers of 37252 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