	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	4,540	$38,348,025	-4%	639,021	110	331	1.15
2023	4,463	$39,931,914	-5%	660,182	120	342	1.15
2022	4,472	$42,120,887	-9%	691,484	125	368	1.15
2021	4,435	$46,372,820	-6%	747,660	138	396	1.15
2020	4,384	$49,084,694	first year in data	775,600	144	424	1.15

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	342	$4,354,081	56,652	125	410
California	401	$4,137,897	58,122	127	341
Texas	293	$3,207,412	45,132	124	379
New York	290	$2,316,018	36,077	96	274
Pennsylvania	257	$1,768,710	32,178	111	266
Illinois	181	$1,724,324	30,463	147	421
Virginia	92	$1,416,568	24,891	198	575
North Carolina	157	$1,395,870	24,967	139	347
Ohio	185	$1,306,456	24,517	114	305
Massachusetts	150	$1,228,214	22,208	117	412
Washington	117	$1,143,245	18,780	144	381
New Jersey	105	$1,093,773	18,188	132	441
Georgia	125	$1,077,900	18,771	116	421
Arizona	106	$1,044,352	14,336	115	346
Maryland	86	$1,012,400	15,931	158	449

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 2022.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	273	$2,508,421	38,219	101
Chicago-Naperville-Elgin, IL-IN	140	$1,323,511	23,279	146
Los Angeles-Long Beach-Anaheim, CA	132	$1,200,389	18,452	120
Boston-Cambridge-Newton, MA-NH	128	$1,017,815	18,788	112
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	136	$979,009	18,074	115
Houston-Pasadena-The Woodlands, TX	120	$933,672	16,825	121
Dallas-Fort Worth-Arlington, TX	61	$814,132	9,639	130
Washington-Arlington-Alexandria, DC-VA-MD-WV	63	$784,370	11,721	145
Miami-Fort Lauderdale-West Palm Beach, FL	78	$770,047	10,986	90
Phoenix-Mesa-Chandler, AZ	82	$761,641	10,284	109
Virginia Beach-Chesapeake-Norfolk, VA-NC	20	$625,022	10,783	239
Baltimore-Columbia-Towson, MD	53	$618,680	10,405	170
Jacksonville, FL	45	$604,616	8,047	126
San Francisco-Oakland-Fremont, CA	53	$535,442	7,822	133
Orlando-Kissimmee-Sanford, FL	48	$527,048	7,365	152

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 70 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 77334 nationally

Radiation Oncology accounts for 96% of payment for 77334 nationally in 2022, across 4 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Radiation Oncology	4,251	95%	$40,587,597	96%	670,074	158
Dermatology	134	3.0%	$615,614	1.5%	6,361	47
Radiation Therapy Center	24	0.54%	$400,912	0.95%	6,941	289
Diagnostic Radiology	30	0.67%	$266,402	0.63%	4,294	143

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 2022.

Top billers of 77334 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