	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	5,267	$50,423,013	+15%	348,355	38	205	2.20
2023	4,732	$44,006,208	+9%	287,696	36	186	2.20
2022	4,470	$40,546,833	+9%	256,506	34	179	2.20
2021	4,108	$37,072,441	+23%	220,308	31	165	2.20
2020	3,674	$30,190,966	first year in data	176,669	28	143	2.20

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	473	$5,804,809	30,966	38	206
New York	327	$5,611,975	29,182	45	258
Florida	322	$4,421,733	21,712	35	219
Texas	295	$2,534,566	17,248	32	159
Massachusetts	176	$1,812,049	11,358	39	245
Pennsylvania	193	$1,497,150	11,321	35	178
New Jersey	115	$1,489,683	6,395	35	159
Arizona	83	$1,372,294	7,518	51	280
Maryland	105	$1,367,979	6,301	48	150
Illinois	223	$1,337,586	10,389	35	117
Virginia	128	$1,244,520	8,114	31	202
Minnesota	151	$1,079,686	6,420	24	130
North Carolina	123	$796,029	6,599	38	130
Georgia	110	$677,958	6,410	40	153
Washington	88	$647,690	4,109	30	158

Not listed: 4 billers with an armed-forces or unknown state code (AA, XX, ZZ); they are in the national totals.

Not listed: 5 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	328	$5,985,106	29,786	48
Los Angeles-Long Beach-Anaheim, CA	169	$2,394,262	12,614	33
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	139	$1,404,015	8,472	35
Boston-Cambridge-Newton, MA-NH	153	$1,273,512	8,646	37
Chicago-Naperville-Elgin, IL-IN	186	$1,122,714	8,785	38
Baltimore-Columbia-Towson, MD	82	$1,082,868	5,024	50
Phoenix-Mesa-Chandler, AZ	69	$989,093	5,551	49
Miami-Fort Lauderdale-West Palm Beach, FL	71	$936,196	4,951	31
Dallas-Fort Worth-Arlington, TX	85	$874,179	5,440	30
Washington-Arlington-Alexandria, DC-VA-MD-WV	62	$788,200	4,192	42
San Diego-Chula Vista-Carlsbad, CA	56	$740,484	3,625	41
Cape Coral-Fort Myers, FL	16	$702,364	2,876	52
Houston-Pasadena-The Woodlands, TX	116	$670,588	6,193	39
San Francisco-Oakland-Fremont, CA	58	$646,568	3,643	44
Jacksonville, FL	50	$625,085	3,019	34

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 75 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 72197 nationally

Diagnostic Radiology accounts for 87% of payment for 72197 nationally in 2022, across 6 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Diagnostic Radiology	4,116	92%	$35,476,457	87%	233,065	57
Independent Diagnostic Testing Facility (IDTF)	194	4.3%	$3,958,677	9.8%	16,020	83
Interventional Radiology	44	0.98%	$328,171	0.81%	2,533	58
Urology	55	1.2%	$276,936	0.68%	1,421	26
Nuclear Medicine	12	0.27%	$144,370	0.36%	964	80
Radiation Oncology	13	0.29%	$107,219	0.26%	654	50

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 2022.

Top billers of 72197 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