	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	341	$13,748,525	88,641	194	768
California	402	$11,599,547	70,744	147	376
Texas	305	$10,456,182	69,260	160	605
New York	284	$7,842,565	46,230	134	412
Pennsylvania	247	$6,225,894	40,296	143	392
Illinois	175	$6,169,749	39,179	216	477
New Jersey	122	$4,966,441	30,177	201	628
North Carolina	173	$4,805,459	32,406	163	411
Massachusetts	149	$4,588,594	28,408	148	480
Virginia	92	$4,335,601	28,090	296	552
Ohio	188	$4,307,070	28,828	139	313
Michigan	159	$3,971,793	26,395	151	325
Georgia	133	$3,819,411	25,706	166	450
Arizona	112	$3,616,682	24,201	181	490
Tennessee	94	$3,568,631	24,838	204	770

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 2021.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	281	$9,344,530	54,212	151
Chicago-Naperville-Elgin, IL-IN	135	$4,607,824	28,864	180
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	138	$3,772,837	23,492	145
Boston-Cambridge-Newton, MA-NH	125	$3,440,638	21,191	139
Los Angeles-Long Beach-Anaheim, CA	130	$3,278,711	19,837	131
Houston-Pasadena-The Woodlands, TX	121	$3,038,003	19,624	121
Phoenix-Mesa-Chandler, AZ	82	$2,569,905	17,233	181
Dallas-Fort Worth-Arlington, TX	65	$2,401,520	15,887	177
Miami-Fort Lauderdale-West Palm Beach, FL	78	$2,294,826	14,279	125
Washington-Arlington-Alexandria, DC-VA-MD-WV	66	$2,289,478	13,982	223
Baltimore-Columbia-Towson, MD	56	$2,029,544	12,345	171
Orlando-Kissimmee-Sanford, FL	46	$1,874,591	12,110	187
Detroit-Warren-Dearborn, MI	72	$1,767,039	11,541	151
Atlanta-Sandy Springs-Roswell, GA	81	$1,755,687	11,574	144
Tampa-St. Petersburg-Clearwater, FL	56	$1,583,840	10,343	145

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 76 areas with the most payment among those with at least 11 billers; non-metro parts of each state are one area. Data year 2021.

Specialties billing 77427 nationally

Radiation Oncology accounts for 96% of payment for 77427 nationally in 2021, across 3 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Radiation Oncology	4,350	95%	$137,083,435	96%	891,415	205
Dermatology	129	2.8%	$3,189,994	2.2%	21,292	165
Diagnostic Radiology	35	0.77%	$950,786	0.67%	6,016	172

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 2021.

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