	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
California	234	$4,350,938	8,449	25	93
Florida	187	$3,641,331	8,333	35	115
Illinois	149	$2,982,640	6,421	36	99
Pennsylvania	151	$2,558,426	6,033	29	108
Ohio	134	$1,972,547	4,880	26	84
Texas	156	$1,925,682	4,912	22	83
New York	106	$1,747,167	3,714	27	90
Arizona	81	$1,722,202	3,764	27	144
North Carolina	118	$1,701,066	4,229	26	76
Tennessee	97	$1,696,697	4,013	29	119
Massachusetts	81	$1,576,099	3,803	36	111
Virginia	97	$1,557,500	3,758	28	91
New Jersey	85	$1,555,870	3,067	33	85
Indiana	89	$1,515,101	3,529	31	93
Maryland	67	$1,501,422	2,990	27	142

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 2024.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	123	$2,195,969	4,335	27
Chicago-Naperville-Elgin, IL-IN	99	$1,957,470	4,003	34
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	58	$1,433,540	3,002	35
Phoenix-Mesa-Chandler, AZ	44	$1,132,447	2,472	35
Los Angeles-Long Beach-Anaheim, CA	66	$1,085,107	2,207	28
Washington-Arlington-Alexandria, DC-VA-MD-WV	60	$1,061,662	2,214	27
Boston-Cambridge-Newton, MA-NH	61	$907,040	2,338	32
Atlanta-Sandy Springs-Roswell, GA	49	$658,887	1,337	23
Detroit-Warren-Dearborn, MI	41	$648,451	1,458	27
Dallas-Fort Worth-Arlington, TX	43	$611,902	1,468	27
San Francisco-Oakland-Fremont, CA	24	$533,192	810	23
Pittsburgh, PA	33	$531,596	1,353	33
Indianapolis-Carmel-Greenwood, IN	34	$514,962	1,215	30
Denver-Aurora-Centennial, CO	26	$494,795	1,045	38
Minneapolis-St. Paul-Bloomington, MN-WI	38	$473,942	997	21

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 66 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 64721 nationally

Ambulatory Surgical Center accounts for 57% of payment for 64721 nationally in 2024, across 6 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Ambulatory Surgical Center	916	28%	$29,977,324	57%	46,063	50
Orthopedic Surgery	1,241	39%	$11,131,872	21%	36,773	30
Hand Surgery	886	28%	$10,429,668	20%	33,945	38
Plastic and Reconstructive Surgery	123	3.8%	$1,020,467	1.9%	3,475	28
General Surgery	17	0.53%	$214,566	0.40%	708	42
Neurosurgery	17	0.53%	$101,611	0.19%	332	20

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 2024.

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