	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	3,217	$53,038,970	+3%	121,795	28	97	4.97
2023	3,206	$51,580,831	+6%	120,999	27	97	4.97
2022	3,170	$48,457,819	+2%	115,457	27	91	4.97
2021	3,173	$47,474,379	+9%	113,090	26	88	4.97
2020	3,048	$43,425,115	first year in data	104,542	25	86	4.97

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	193	$3,351,128	7,916	32	109
California	215	$3,214,099	6,897	22	82
Illinois	142	$2,747,491	6,100	34	106
Pennsylvania	146	$2,354,203	5,573	28	83
Texas	151	$1,774,232	4,668	21	80
Ohio	134	$1,710,136	4,467	25	77
New York	118	$1,701,988	3,766	25	76
North Carolina	115	$1,611,093	4,055	25	98
Indiana	101	$1,558,405	3,745	26	94
Arizona	70	$1,550,744	3,482	35	149
Michigan	113	$1,397,188	3,338	23	65
Washington	73	$1,385,745	3,040	30	96
Tennessee	82	$1,381,819	3,383	33	113
Maryland	63	$1,356,981	2,829	25	125
Massachusetts	76	$1,346,986	3,353	33	93

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	121	$1,937,468	3,893	27
Chicago-Naperville-Elgin, IL-IN	93	$1,705,981	3,591	30
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	56	$1,346,442	2,850	39
Phoenix-Mesa-Chandler, AZ	38	$1,005,017	2,255	44
Washington-Arlington-Alexandria, DC-VA-MD-WV	58	$927,976	1,997	25
Los Angeles-Long Beach-Anaheim, CA	60	$828,452	1,776	23
Boston-Cambridge-Newton, MA-NH	51	$793,624	2,062	33
Detroit-Warren-Dearborn, MI	45	$677,782	1,557	24
Atlanta-Sandy Springs-Roswell, GA	52	$646,647	1,416	19
Dallas-Fort Worth-Arlington, TX	41	$537,877	1,316	21
Indianapolis-Carmel-Greenwood, IN	42	$522,865	1,302	24
Seattle-Tacoma-Bellevue, WA	32	$461,419	960	21
Nashville-Davidson--Murfreesboro--Franklin, TN	26	$445,881	1,065	37
Denver-Aurora-Centennial, CO	36	$427,815	984	24
Pittsburgh, PA	31	$425,217	1,115	27

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 61 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 64721 nationally

Ambulatory Surgical Center accounts for 54% of payment for 64721 nationally in 2022, across 6 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Ambulatory Surgical Center	894	28%	$26,178,645	54%	43,422	49
Orthopedic Surgery	1,245	39%	$10,760,284	22%	34,880	28
Hand Surgery	861	27%	$10,109,917	21%	32,516	38
Plastic and Reconstructive Surgery	122	3.8%	$1,002,041	2.1%	3,298	27
General Surgery	19	0.60%	$202,443	0.42%	699	37
Neurosurgery	15	0.47%	$78,306	0.16%	264	18

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 2022.

Top billers of 64721 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