	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
California	357	$5,374,885	20,561	47	126
Florida	304	$5,267,013	18,516	46	162
Texas	258	$4,103,867	15,248	43	145
New York	245	$3,114,893	12,136	38	131
Pennsylvania	213	$1,850,664	9,364	37	99
Arizona	96	$1,757,254	5,897	52	117
Illinois	149	$1,671,206	7,632	45	103
Ohio	166	$1,536,874	7,213	37	92
New Jersey	89	$1,325,008	5,395	48	136
Massachusetts	123	$1,189,556	6,047	37	120
Michigan	135	$1,154,373	5,385	35	78
Maryland	77	$1,151,972	4,583	47	124
North Carolina	127	$1,147,684	5,668	38	92
Georgia	107	$1,130,626	5,221	40	106
Virginia	73	$991,315	4,546	54	121

Not listed: 4 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 2024.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	226	$3,578,809	13,549	47
Los Angeles-Long Beach-Anaheim, CA	131	$1,819,579	7,563	44
Phoenix-Mesa-Chandler, AZ	69	$1,337,352	4,481	58
Chicago-Naperville-Elgin, IL-IN	117	$1,295,550	5,845	43
Dallas-Fort Worth-Arlington, TX	55	$1,149,870	3,815	56
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	107	$1,073,473	5,410	39
Houston-Pasadena-The Woodlands, TX	104	$1,059,377	4,914	38
Miami-Fort Lauderdale-West Palm Beach, FL	76	$968,042	4,153	35
Boston-Cambridge-Newton, MA-NH	106	$928,344	4,860	35
Washington-Arlington-Alexandria, DC-VA-MD-WV	58	$794,280	3,234	41
Baltimore-Columbia-Towson, MD	49	$652,805	2,620	46
Orlando-Kissimmee-Sanford, FL	46	$632,240	2,348	36
Tampa-St. Petersburg-Clearwater, FL	49	$631,264	2,448	43
San Francisco-Oakland-Fremont, CA	45	$591,221	2,482	49
Detroit-Warren-Dearborn, MI	60	$534,082	2,369	34

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 63 areas with the most payment among those with at least 11 billers; non-metro parts of each state are one area. Data year 2024.

Specialties billing 77338 nationally

Radiation Oncology accounts for 98% of payment for 77338 nationally in 2024, across 2 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Radiation Oncology	3,834	99%	$46,747,228	98%	198,896	52
Diagnostic Radiology	23	0.59%	$237,502	0.50%	927	40

Not listed: 6 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 2024.

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