	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	67	$9,204,371	6,722	63	374
Florida	86	$9,020,656	7,546	51	251
New York	54	$7,781,466	5,202	48	299
Texas	63	$4,485,013	3,646	44	135
New Jersey	27	$3,019,324	2,084	34	360
Arizona	33	$2,846,724	2,407	35	208
Illinois	29	$2,668,500	2,156	41	256
Maryland	19	$2,563,553	1,888	76	225
Tennessee	31	$2,375,643	2,167	50	172
North Carolina	24	$1,690,061	1,485	52	185
Virginia	13	$1,573,279	1,222	64	209
Pennsylvania	19	$1,483,456	1,197	37	139
Georgia	22	$1,324,908	1,151	30	178
Ohio	13	$1,201,172	1,126	59	246
Colorado	11	$1,125,471	863	76	124

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 2021.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	68	$10,313,587	6,920	52
Los Angeles-Long Beach-Anaheim, CA	37	$4,395,083	3,072	53
Washington-Arlington-Alexandria, DC-VA-MD-WV	20	$2,842,680	2,060	78
Miami-Fort Lauderdale-West Palm Beach, FL	29	$2,781,185	2,210	58
Phoenix-Mesa-Chandler, AZ	28	$2,687,478	2,279	41
Chicago-Naperville-Elgin, IL-IN	27	$2,308,530	1,849	42
Dallas-Fort Worth-Arlington, TX	19	$1,455,670	1,195	34
Houston-Pasadena-The Woodlands, TX	19	$1,167,982	891	39
Tampa-St. Petersburg-Clearwater, FL	11	$859,654	739	37
Detroit-Warren-Dearborn, MI	14	$747,322	605	28
Atlanta-Sandy Springs-Roswell, GA	13	$491,804	399	29

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 11 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 36465 nationally

Vascular Surgery accounts for 23% of payment for 36465 nationally in 2021, across 10 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Vascular Surgery	148	22%	$14,554,475	23%	11,437	77
General Surgery	124	18%	$11,726,529	19%	9,549	77
Cardiology	97	14%	$8,131,178	13%	6,530	67
Diagnostic Radiology	41	6.1%	$4,393,023	7.0%	3,385	83
Interventional Radiology	44	6.6%	$4,326,614	6.9%	3,199	73
Internal Medicine	38	5.7%	$3,968,406	6.3%	3,154	83
Family Practice	39	5.8%	$3,132,815	5.0%	2,618	67
Emergency Medicine	17	2.5%	$2,372,538	3.8%	1,843	108
Thoracic Surgery	21	3.1%	$1,904,933	3.0%	1,555	74
Interventional Cardiology	35	5.2%	$1,604,980	2.6%	1,322	38

Not listed: 23 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 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