	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	9,123	$65,625,518	-2%	684,040	38	255	1.35
2023	9,329	$66,928,553	+1%	668,513	37	237	1.35
2022	9,454	$65,971,528	-4%	646,327	36	224	1.35
2021	9,672	$68,723,229	+13%	640,605	35	216	1.35
2020	9,551	$60,671,182	first year in data	569,936	34	190	1.35

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	932	$10,332,381	83,516	47	311
Florida	661	$7,027,455	58,460	43	326
New York	480	$6,484,609	53,158	53	389
Texas	556	$4,299,965	42,979	44	238
New Jersey	232	$3,232,240	23,092	51	320
Illinois	529	$2,489,064	28,232	33	149
Ohio	348	$2,163,954	29,196	36	263
Maryland	131	$2,103,953	16,102	73	391
Virginia	212	$1,975,639	20,440	54	266
Pennsylvania	335	$1,937,411	23,224	43	240
Massachusetts	204	$1,788,897	17,816	55	307
Arizona	151	$1,685,657	15,093	53	396
Colorado	216	$1,495,443	15,732	37	277
Georgia	346	$1,473,731	17,044	28	174
North Carolina	322	$1,411,795	17,881	31	188

Not listed: 3 billers with an armed-forces or unknown state code (AA, AE, AP); they are in the national totals.

Not listed: 2 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	430	$7,351,193	56,767	72
Los Angeles-Long Beach-Anaheim, CA	332	$3,972,155	30,651	42
Chicago-Naperville-Elgin, IL-IN	433	$2,193,076	24,341	35
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	176	$1,820,187	15,320	55
Miami-Fort Lauderdale-West Palm Beach, FL	140	$1,715,446	14,044	37
Dallas-Fort Worth-Arlington, TX	177	$1,439,836	13,221	52
Baltimore-Columbia-Towson, MD	76	$1,423,279	10,421	91
San Francisco-Oakland-Fremont, CA	117	$1,360,513	11,856	44
Boston-Cambridge-Newton, MA-NH	167	$1,347,665	13,748	50
Phoenix-Mesa-Chandler, AZ	98	$1,336,447	11,329	59
Washington-Arlington-Alexandria, DC-VA-MD-WV	75	$1,269,188	10,094	79
San Diego-Chula Vista-Carlsbad, CA	110	$1,244,923	10,001	55
Cincinnati, OH-KY-IN	97	$1,162,009	15,041	39
Tampa-St. Petersburg-Clearwater, FL	111	$866,853	7,041	38
Houston-Pasadena-The Woodlands, TX	116	$811,764	9,133	44

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 96 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 73721 nationally

Diagnostic Radiology accounts for 72% of payment for 73721 nationally in 2023, across 15 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Diagnostic Radiology	5,998	64%	$48,403,219	72%	522,259	87
Independent Diagnostic Testing Facility (IDTF)	746	8.0%	$8,887,487	13%	62,440	84
Orthopedic Surgery	1,891	20%	$7,369,288	11%	62,768	33
Sports Medicine	167	1.8%	$570,657	0.85%	5,108	31
Podiatry	99	1.1%	$286,489	0.43%	2,375	24
Family Practice	85	0.91%	$282,101	0.42%	2,551	30
Physician Assistant	94	1.0%	$216,420	0.32%	2,027	22
Interventional Radiology	55	0.59%	$190,051	0.28%	2,225	40
Physical Medicine and Rehabilitation	47	0.50%	$155,128	0.23%	1,240	26
Rheumatology	12	0.13%	$62,555	0.09%	457	38
Internal Medicine	18	0.19%	$60,533	0.09%	500	28
Nurse Practitioner	22	0.24%	$51,415	0.08%	555	25
Emergency Medicine	11	0.12%	$46,110	0.07%	395	36
Radiation Oncology	11	0.12%	$41,442	0.06%	542	49
Hand Surgery	17	0.18%	$37,941	0.06%	377	22

Not listed: 16 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 73721 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