	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	4,844	$39,457,779	-0%	1,184,613	181	648	0.62
2023	4,719	$39,625,192	-1%	1,164,180	184	643	0.62
2022	4,655	$39,902,119	-5%	1,165,913	183	666	0.62
2021	4,580	$41,930,121	-6%	1,184,880	189	677	0.62
2020	4,487	$44,694,064	first year in data	1,230,724	193	733	0.62

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	401	$5,018,502	122,000	188	995
California	424	$4,227,584	103,773	181	621
Texas	314	$3,519,650	92,073	203	805
New York	292	$2,172,051	61,874	158	531
Illinois	184	$1,519,194	45,197	209	529
Pennsylvania	252	$1,426,809	47,485	168	371
North Carolina	159	$1,270,563	40,778	207	643
Massachusetts	154	$1,197,466	39,596	184	705
New Jersey	105	$1,152,404	31,391	187	760
Ohio	187	$1,094,944	36,690	149	517
Georgia	134	$1,050,076	31,807	178	682
Arizona	124	$1,035,227	25,272	185	396
Virginia	91	$1,027,316	34,058	301	705
Maryland	85	$976,486	26,642	229	744
Washington	125	$957,971	28,809	176	575

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 2022.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	275	$2,516,167	67,568	180
Chicago-Naperville-Elgin, IL-IN	140	$1,173,880	34,325	199
Los Angeles-Long Beach-Anaheim, CA	136	$1,141,115	30,434	173
Miami-Fort Lauderdale-West Palm Beach, FL	89	$996,091	26,890	163
Houston-Pasadena-The Woodlands, TX	126	$952,782	29,863	176
Boston-Cambridge-Newton, MA-NH	131	$949,572	32,428	192
Dallas-Fort Worth-Arlington, TX	66	$941,264	23,712	279
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	131	$846,520	28,691	177
Washington-Arlington-Alexandria, DC-VA-MD-WV	64	$782,008	21,310	229
Phoenix-Mesa-Chandler, AZ	93	$748,708	17,815	177
Tampa-St. Petersburg-Clearwater, FL	54	$563,698	16,952	199
Baltimore-Columbia-Towson, MD	52	$538,519	15,643	254
San Francisco-Oakland-Fremont, CA	57	$534,420	13,848	203
Orlando-Kissimmee-Sanford, FL	51	$502,922	13,023	188
Atlanta-Sandy Springs-Roswell, GA	77	$487,743	14,557	151

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 75 areas with the most payment among those with at least 11 billers; non-metro parts of each state are one area. Data year 2022.

Specialties billing 77300 nationally

Radiation Oncology accounts for 95% of payment for 77300 nationally in 2022, across 4 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Radiation Oncology	4,257	91%	$37,896,583	95%	1,117,033	262
Dermatology	248	5.3%	$941,675	2.4%	18,298	74
Radiation Therapy Center	24	0.52%	$361,276	0.91%	12,524	522
Diagnostic Radiology	45	0.97%	$352,214	0.88%	9,266	206

Not listed: 19 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 2022.

Top billers of 77300 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