	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	256	$5,035,112	15,773	44	172
California	318	$4,134,102	13,740	36	94
Texas	243	$3,741,388	12,556	37	136
New York	218	$2,376,736	8,374	30	95
Illinois	140	$1,503,507	6,156	35	93
Arizona	91	$1,424,189	4,385	43	110
Pennsylvania	168	$1,367,256	6,215	29	87
Ohio	146	$1,213,710	5,225	32	75
Michigan	132	$1,183,069	5,106	33	76
New Jersey	87	$1,107,856	4,121	32	122
North Carolina	121	$1,055,694	5,019	35	84
Maryland	76	$1,026,943	3,621	37	118
Georgia	97	$989,316	4,047	37	91
Massachusetts	108	$970,518	4,496	30	98
Virginia	80	$881,155	3,975	45	92

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 2020.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	211	$2,599,256	8,989	32
Los Angeles-Long Beach-Anaheim, CA	100	$1,245,737	4,504	37
Chicago-Naperville-Elgin, IL-IN	104	$1,128,813	4,524	33
Phoenix-Mesa-Chandler, AZ	66	$1,063,629	3,277	45
Houston-Pasadena-The Woodlands, TX	96	$955,316	3,904	31
Dallas-Fort Worth-Arlington, TX	51	$913,891	2,851	44
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	94	$899,999	3,822	29
Miami-Fort Lauderdale-West Palm Beach, FL	60	$865,598	3,193	35
Boston-Cambridge-Newton, MA-NH	88	$716,521	3,484	30
Washington-Arlington-Alexandria, DC-VA-MD-WV	51	$617,511	2,312	40
Tampa-St. Petersburg-Clearwater, FL	35	$606,705	2,096	46
Baltimore-Columbia-Towson, MD	48	$569,088	2,002	36
Orlando-Kissimmee-Sanford, FL	33	$562,652	1,842	38
Detroit-Warren-Dearborn, MI	58	$531,257	2,270	33
Austin-Round Rock-San Marcos, TX	16	$522,193	1,360	64

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 59 areas with the most payment among those with at least 11 billers; non-metro parts of each state are one area. Data year 2020.

Specialties billing 77338 nationally

Radiation Oncology accounts for 98% of payment for 77338 nationally in 2020, across 3 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Radiation Oncology	3,442	98%	$39,609,889	98%	153,623	45
Radiation Therapy Center	23	0.66%	$440,686	1.1%	1,941	84
Diagnostic Radiology	25	0.71%	$315,156	0.78%	964	39

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 2020.

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