	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	4,602	$126,035,212	-6%	843,253	146	458	3.37
2023	4,720	$134,436,620	-2%	886,352	153	462	3.37
2022	4,632	$137,182,512	-4%	899,833	159	472	3.37
2021	4,557	$142,179,804	-4%	924,952	165	497	3.37
2020	4,497	$147,438,146	first year in data	944,529	170	508	3.37

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	366	$13,176,680	86,302	170	691
California	424	$12,119,963	75,874	149	427
Texas	294	$8,946,600	61,026	157	589
New York	297	$6,732,769	41,220	99	382
Pennsylvania	267	$5,871,924	39,334	125	333
Illinois	178	$5,105,095	33,389	170	386
New Jersey	109	$4,399,572	27,404	212	614
Ohio	192	$3,987,443	27,447	125	316
North Carolina	155	$3,885,288	27,166	142	363
Massachusetts	148	$3,876,012	24,953	133	400
Tennessee	100	$3,472,540	25,127	206	613
Arizona	114	$3,317,552	22,856	171	459
Virginia	89	$3,255,134	22,021	208	557
Georgia	133	$3,177,559	21,941	150	371
Michigan	156	$3,141,800	21,369	119	287

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	271	$8,154,103	48,891	134
Chicago-Naperville-Elgin, IL-IN	140	$3,950,123	25,620	162
Los Angeles-Long Beach-Anaheim, CA	149	$3,792,832	23,781	136
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	135	$3,459,590	22,451	142
Boston-Cambridge-Newton, MA-NH	125	$2,872,451	18,560	114
Houston-Pasadena-The Woodlands, TX	120	$2,520,819	16,929	110
Dallas-Fort Worth-Arlington, TX	59	$2,393,584	16,294	212
Miami-Fort Lauderdale-West Palm Beach, FL	85	$2,369,301	15,153	115
Phoenix-Mesa-Chandler, AZ	81	$2,338,372	16,090	167
Washington-Arlington-Alexandria, DC-VA-MD-WV	64	$2,088,318	13,620	176
Orlando-Kissimmee-Sanford, FL	54	$1,987,270	13,301	167
Baltimore-Columbia-Towson, MD	56	$1,879,162	11,916	205
Atlanta-Sandy Springs-Roswell, GA	81	$1,569,479	10,625	126
Tampa-St. Petersburg-Clearwater, FL	65	$1,485,316	9,965	120
Detroit-Warren-Dearborn, MI	70	$1,452,334	9,740	122

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 72 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 77427 nationally

Radiation Oncology accounts for 98% of payment for 77427 nationally in 2024, across 4 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Radiation Oncology	4,465	97%	$123,859,261	98%	828,440	186
Dermatology	61	1.3%	$697,240	0.55%	4,784	78
Diagnostic Radiology	25	0.54%	$567,407	0.45%	3,711	148
Physician Assistant	20	0.43%	$156,750	0.12%	1,269	63

Not listed: 14 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 77427 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