	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
New York	317	$5,247,862	25,683	42	222
California	415	$4,901,525	24,472	32	184
Florida	300	$4,357,145	19,552	32	221
Texas	266	$2,362,708	14,770	34	185
Massachusetts	177	$1,773,124	10,385	37	163
New Jersey	107	$1,561,753	6,107	31	161
Maryland	108	$1,333,881	6,040	45	126
Arizona	88	$1,279,119	6,614	35	261
Virginia	105	$1,256,494	7,538	51	201
Pennsylvania	177	$1,217,554	9,163	34	165
Minnesota	133	$1,168,985	5,866	27	135
Illinois	195	$1,121,010	8,300	27	109
North Carolina	115	$662,729	5,291	28	127
Georgia	105	$635,067	5,875	38	160
Ohio	126	$629,118	5,937	32	130

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

Not listed: 6 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	303	$5,709,802	26,678	45
Los Angeles-Long Beach-Anaheim, CA	138	$2,011,060	10,207	36
Boston-Cambridge-Newton, MA-NH	150	$1,232,970	7,918	35
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	128	$1,215,312	7,235	32
Baltimore-Columbia-Towson, MD	80	$1,042,259	4,684	47
Chicago-Naperville-Elgin, IL-IN	166	$975,366	7,320	28
Phoenix-Mesa-Chandler, AZ	70	$891,675	4,687	37
Miami-Fort Lauderdale-West Palm Beach, FL	66	$821,397	4,254	30
Dallas-Fort Worth-Arlington, TX	73	$815,150	4,747	34
Washington-Arlington-Alexandria, DC-VA-MD-WV	66	$775,131	4,101	39
Rochester, MN	52	$728,539	2,985	30
Cape Coral-Fort Myers, FL	15	$708,577	2,584	33
Jacksonville, FL	44	$627,104	2,712	31
Houston-Pasadena-The Woodlands, TX	96	$626,303	5,199	39
San Diego-Chula Vista-Carlsbad, CA	55	$568,902	2,745	33

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 73 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 72197 nationally

Diagnostic Radiology accounts for 88% of payment for 72197 nationally in 2021, across 6 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Diagnostic Radiology	3,805	93%	$32,592,384	88%	201,772	53
Independent Diagnostic Testing Facility (IDTF)	167	4.1%	$3,558,407	9.6%	13,239	79
Interventional Radiology	40	0.97%	$290,952	0.78%	1,975	49
Urology	32	0.78%	$192,262	0.52%	768	24
Radiation Oncology	14	0.34%	$125,059	0.34%	662	47
Nuclear Medicine	12	0.29%	$100,614	0.27%	686	57

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 2021.

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