	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	1,581	$102,519,108	-0%	112,761	31	269	4.83
2023	1,666	$102,949,839	-6%	119,961	31	281	4.83
2022	1,801	$109,989,545	-16%	131,337	31	295	4.83
2021	2,076	$131,528,357	-21%	155,726	30	325	4.83
2020	2,348	$167,064,444	first year in data	200,033	32	372	4.83

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
New York	146	$15,261,900	13,721	35	348
Texas	167	$14,327,200	16,261	41	337
California	186	$13,233,938	13,292	33	311
New Jersey	72	$8,739,906	8,330	50	502
Florida	122	$8,144,149	9,834	28	366
Illinois	101	$6,698,008	7,214	27	198
Virginia	72	$6,054,399	6,455	25	423
Pennsylvania	82	$4,911,056	5,922	27	238
Michigan	70	$4,289,498	4,990	46	198
Georgia	96	$4,134,436	6,877	31	320
North Carolina	60	$4,107,068	5,217	45	283
Maryland	49	$4,062,255	4,357	29	394
Nevada	17	$3,667,242	3,783	173	717
Indiana	51	$3,570,596	4,519	21	531
Ohio	62	$3,447,973	4,283	38	218

Not listed: 19 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 2021.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	146	$21,382,940	18,536	62
Chicago-Naperville-Elgin, IL-IN	86	$6,454,393	6,742	30
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	54	$5,483,469	5,805	50
Los Angeles-Long Beach-Anaheim, CA	57	$5,228,315	5,105	30
Washington-Arlington-Alexandria, DC-VA-MD-WV	29	$4,358,074	4,336	35
Dallas-Fort Worth-Arlington, TX	40	$3,710,403	3,968	29
Houston-Pasadena-The Woodlands, TX	39	$3,433,715	4,308	65
Phoenix-Mesa-Chandler, AZ	18	$2,599,073	2,971	81
San Antonio-New Braunfels, TX	20	$2,564,275	2,861	42
San Francisco-Oakland-Fremont, CA	33	$2,548,808	2,361	44
Baltimore-Columbia-Towson, MD	26	$2,467,964	2,792	32
Las Vegas-Henderson-North Las Vegas, NV	11	$2,319,000	2,266	173
Atlanta-Sandy Springs-Roswell, GA	54	$2,283,446	3,958	23
Detroit-Warren-Dearborn, MI	28	$2,050,864	2,326	54
Miami-Fort Lauderdale-West Palm Beach, FL	30	$1,875,555	2,665	33

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 36 areas with the most payment among those with at least 11 billers; non-metro parts of each state are one area. Data year 2021.

Specialties billing 36902 nationally

Ambulatory Surgical Center accounts for 38% of payment for 36902 nationally in 2021, across 7 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Ambulatory Surgical Center	107	5.2%	$50,303,250	38%	29,384	275
Nephrology	369	18%	$30,787,314	23%	45,892	124
Vascular Surgery	675	33%	$18,990,580	14%	25,995	39
Interventional Radiology	304	15%	$13,993,951	11%	22,763	75
Diagnostic Radiology	411	20%	$9,276,942	7.1%	17,221	42
General Surgery	133	6.4%	$4,015,293	3.1%	7,775	58
Internal Medicine	33	1.6%	$2,915,940	2.2%	4,915	149

Not listed: 14 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 2021.

Top billers of 36902 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