	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	289	$5,008,470	17,499	43	165
California	351	$5,003,132	18,359	40	130
Texas	254	$3,892,295	14,251	40	144
New York	246	$3,094,197	11,990	35	138
Pennsylvania	204	$1,676,417	8,400	34	88
Arizona	95	$1,630,623	5,472	55	120
Illinois	151	$1,508,220	6,864	39	97
Ohio	156	$1,321,825	6,234	38	75
New Jersey	85	$1,225,028	4,803	43	147
North Carolina	131	$1,178,674	5,745	38	89
Michigan	128	$1,171,230	5,376	37	79
Massachusetts	121	$1,163,613	5,577	34	110
Georgia	112	$1,119,847	5,007	38	94
Virginia	77	$1,057,419	4,778	60	117
Maryland	73	$1,037,983	3,945	45	117

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 2023.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	227	$3,435,839	12,816	42
Los Angeles-Long Beach-Anaheim, CA	119	$1,547,109	6,237	39
Phoenix-Mesa-Chandler, AZ	69	$1,238,234	4,163	57
Chicago-Naperville-Elgin, IL-IN	116	$1,178,168	5,199	39
Dallas-Fort Worth-Arlington, TX	54	$1,031,444	3,353	47
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	108	$1,023,349	5,148	41
Houston-Pasadena-The Woodlands, TX	104	$1,006,155	4,589	32
Miami-Fort Lauderdale-West Palm Beach, FL	67	$929,900	3,941	36
Boston-Cambridge-Newton, MA-NH	101	$905,001	4,423	34
Washington-Arlington-Alexandria, DC-VA-MD-WV	54	$685,629	2,773	42
Tampa-St. Petersburg-Clearwater, FL	46	$663,375	2,371	42
Baltimore-Columbia-Towson, MD	46	$606,369	2,279	44
San Francisco-Oakland-Fremont, CA	47	$603,219	2,389	36
Detroit-Warren-Dearborn, MI	60	$576,259	2,538	36
Austin-Round Rock-San Marcos, TX	19	$551,189	1,642	70

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 2023.

Specialties billing 77338 nationally

Radiation Oncology accounts for 98% of payment for 77338 nationally in 2023, across 3 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Radiation Oncology	3,753	99%	$44,525,784	98%	186,590	50
Radiation Therapy Center	18	0.47%	$410,852	0.91%	2,048	114
Diagnostic Radiology	25	0.66%	$252,565	0.56%	996	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 2023.

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