	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	1,140	$93,069,548	+16%	93,422	47	265	2.35
2023	989	$80,490,381	+18%	76,407	43	241	2.35
2022	798	$67,926,578	+8%	60,734	44	232	2.35
2021	671	$62,664,557	+63%	49,855	42	225	2.35
2020	472	$38,414,293	first year in data	30,621	41	197	2.35

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	48	$6,662,828	4,797	75	221
New York	38	$4,518,235	3,063	56	210
Texas	43	$2,686,033	2,169	35	118
Maryland	19	$2,257,216	1,661	56	186
New Jersey	22	$1,886,742	1,316	30	241
Tennessee	23	$1,877,235	1,716	43	188
Arizona	20	$1,708,875	1,450	59	184
Virginia	12	$1,696,374	1,310	84	246
North Carolina	23	$1,428,320	1,248	51	109
Illinois	20	$1,288,960	1,040	35	133
Alabama	14	$1,175,112	1,070	44	251
Ohio	14	$1,073,427	1,039	47	240
Georgia	20	$977,027	837	29	148
South Carolina	12	$902,722	830	37	235
Louisiana	12	$780,164	686	26	186

Not listed: 22 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
New York-Newark-Jersey City, NY-NJ	51	$6,174,326	4,195	52
Los Angeles-Long Beach-Anaheim, CA	22	$3,545,106	2,503	81
Washington-Arlington-Alexandria, DC-VA-MD-WV	20	$2,470,860	1,809	49
Phoenix-Mesa-Chandler, AZ	19	$1,678,388	1,424	60
Chicago-Naperville-Elgin, IL-IN	22	$1,346,682	1,115	36
Houston-Pasadena-The Woodlands, TX	14	$736,758	567	31
Atlanta-Sandy Springs-Roswell, GA	13	$488,156	404	29

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 7 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 36465 nationally

Vascular Surgery accounts for 23% of payment for 36465 nationally in 2020, across 10 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Vascular Surgery	109	23%	$8,865,673	23%	6,972	64
Cardiology	65	14%	$5,369,569	14%	4,399	68
General Surgery	78	17%	$5,248,585	14%	4,268	55
Interventional Radiology	32	6.8%	$3,374,908	8.8%	2,444	76
Family Practice	33	7.0%	$3,050,566	7.9%	2,574	78
Internal Medicine	28	5.9%	$2,619,396	6.8%	1,984	71
Diagnostic Radiology	34	7.2%	$2,604,781	6.8%	2,032	60
Emergency Medicine	14	3.0%	$1,705,784	4.4%	1,324	95
Interventional Cardiology	29	6.1%	$1,392,603	3.6%	1,167	40
Thoracic Surgery	12	2.5%	$1,058,744	2.8%	859	72

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 2020.

Top billers of 36465 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