	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	3,886	$47,520,083	+5%	202,283	41	125	4.29
2023	3,807	$45,304,152	+5%	190,072	39	122	4.29
2022	3,701	$43,120,038	+4%	179,025	38	119	4.29
2021	3,610	$41,553,721	+3%	167,167	36	113	4.29
2020	3,503	$40,470,517	first year in data	156,996	36	106	4.29

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
Florida	269	$4,877,862	15,967	41	169
California	327	$4,169,671	14,523	36	101
Texas	245	$3,712,962	13,067	38	136
New York	227	$2,630,580	9,488	32	99
Illinois	147	$1,547,268	6,653	37	92
Arizona	93	$1,518,901	4,911	44	113
Pennsylvania	180	$1,357,455	6,401	30	75
New Jersey	94	$1,202,620	4,535	34	135
Ohio	148	$1,201,550	5,339	32	76
Michigan	130	$1,127,334	5,100	35	78
Massachusetts	117	$1,090,867	5,184	33	121
North Carolina	122	$1,046,500	5,071	34	90
Virginia	82	$1,000,111	4,551	48	113
Maryland	69	$989,870	3,618	40	116
Georgia	98	$978,439	4,199	36	92

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 2021.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	227	$2,981,754	10,384	33
Los Angeles-Long Beach-Anaheim, CA	102	$1,272,068	4,846	37
Phoenix-Mesa-Chandler, AZ	71	$1,188,332	3,847	45
Chicago-Naperville-Elgin, IL-IN	108	$1,172,485	4,911	36
Houston-Pasadena-The Woodlands, TX	99	$996,237	4,277	34
Dallas-Fort Worth-Arlington, TX	51	$901,094	2,844	39
Boston-Cambridge-Newton, MA-NH	97	$829,431	4,084	31
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	99	$829,350	3,842	31
Miami-Fort Lauderdale-West Palm Beach, FL	59	$819,152	3,127	33
Washington-Arlington-Alexandria, DC-VA-MD-WV	51	$648,101	2,582	41
Tampa-St. Petersburg-Clearwater, FL	42	$587,394	2,148	38
Baltimore-Columbia-Towson, MD	45	$582,868	2,063	36
Austin-Round Rock-San Marcos, TX	18	$577,170	1,626	67
Detroit-Warren-Dearborn, MI	61	$546,074	2,444	36
Orlando-Kissimmee-Sanford, FL	36	$541,848	1,856	35

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 65 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 77338 nationally

Radiation Oncology accounts for 98% of payment for 77338 nationally in 2021, across 3 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Radiation Oncology	3,549	98%	$40,749,110	98%	163,774	46
Radiation Therapy Center	20	0.55%	$405,413	0.98%	1,840	92
Diagnostic Radiology	29	0.80%	$284,433	0.68%	1,014	35

Not listed: 8 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 77338 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