	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	911	$9,678,659	78,350	48	280
Florida	665	$6,735,344	54,449	40	304
New York	489	$6,447,508	50,016	52	337
Texas	588	$4,330,034	42,318	40	232
New Jersey	242	$3,035,254	20,787	48	294
Illinois	520	$2,414,092	27,009	32	133
Ohio	349	$2,130,239	28,146	34	228
Maryland	135	$2,064,616	15,354	62	395
Virginia	208	$2,007,762	20,288	59	257
Pennsylvania	342	$1,993,644	22,148	41	209
Massachusetts	208	$1,779,517	17,467	51	285
Arizona	147	$1,719,857	15,324	49	429
North Carolina	315	$1,454,942	17,732	33	178
Georgia	348	$1,422,965	16,359	27	154
Colorado	207	$1,403,903	14,338	37	245

Not listed: 2 billers with an armed-forces or unknown state code (AA, XX); 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 2022.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	453	$7,249,114	53,044	59
Los Angeles-Long Beach-Anaheim, CA	328	$3,598,626	28,187	42
Chicago-Naperville-Elgin, IL-IN	417	$2,120,114	23,371	34
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	178	$1,929,515	15,251	60
Miami-Fort Lauderdale-West Palm Beach, FL	142	$1,649,918	13,387	34
Dallas-Fort Worth-Arlington, TX	170	$1,494,226	13,176	47
Phoenix-Mesa-Chandler, AZ	100	$1,400,326	11,943	55
Boston-Cambridge-Newton, MA-NH	174	$1,375,806	13,736	50
Baltimore-Columbia-Towson, MD	78	$1,362,548	9,698	92
San Francisco-Oakland-Fremont, CA	109	$1,226,262	10,593	47
Cincinnati, OH-KY-IN	95	$1,192,214	14,543	41
Washington-Arlington-Alexandria, DC-VA-MD-WV	75	$1,184,058	9,175	84
San Diego-Chula Vista-Carlsbad, CA	111	$1,170,031	9,234	52
Tampa-St. Petersburg-Clearwater, FL	113	$940,102	7,485	32
Houston-Pasadena-The Woodlands, TX	137	$825,836	8,968	37

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 2022.

Specialties billing 73721 nationally

Diagnostic Radiology accounts for 72% of payment for 73721 nationally in 2022, across 13 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Diagnostic Radiology	6,139	65%	$47,416,080	72%	502,767	82
Independent Diagnostic Testing Facility (IDTF)	758	8.0%	$9,025,151	14%	62,293	82
Orthopedic Surgery	1,910	20%	$7,373,273	11%	61,824	32
Sports Medicine	157	1.7%	$555,805	0.84%	4,936	31
Podiatry	99	1.0%	$269,728	0.41%	2,289	23
Family Practice	73	0.77%	$259,719	0.39%	2,275	31
Interventional Radiology	53	0.56%	$211,884	0.32%	2,217	42
Physical Medicine and Rehabilitation	48	0.51%	$150,004	0.23%	1,142	24
Physician Assistant	67	0.71%	$146,836	0.22%	1,393	21
Rheumatology	13	0.14%	$77,849	0.12%	581	45
Internal Medicine	21	0.22%	$59,743	0.09%	474	23
Nurse Practitioner	22	0.23%	$49,854	0.08%	493	22
Hand Surgery	11	0.12%	$25,648	0.04%	245	22

Not listed: 18 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 2022.

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