	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	244	$4,325,287	8,556	24	96
Florida	188	$3,342,389	7,910	30	112
Illinois	138	$2,832,356	6,198	34	107
Pennsylvania	155	$2,642,754	6,293	30	92
Texas	147	$1,870,311	4,762	23	84
Ohio	130	$1,805,486	4,609	27	86
Arizona	72	$1,694,568	3,837	40	163
North Carolina	120	$1,690,109	4,257	26	77
New York	109	$1,666,990	3,672	25	86
Indiana	99	$1,602,286	3,857	29	104
Tennessee	91	$1,541,037	3,794	29	111
New Jersey	89	$1,478,521	2,988	28	75
Washington	73	$1,437,933	3,198	31	103
Virginia	92	$1,420,470	3,400	30	95
Massachusetts	77	$1,383,906	3,439	33	98

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 2023.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	130	$2,089,941	4,238	27
Chicago-Naperville-Elgin, IL-IN	94	$1,852,348	3,859	31
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	61	$1,484,665	3,176	35
Phoenix-Mesa-Chandler, AZ	41	$1,063,764	2,421	43
Los Angeles-Long Beach-Anaheim, CA	64	$1,053,361	2,141	25
Washington-Arlington-Alexandria, DC-VA-MD-WV	57	$1,002,689	2,100	28
Boston-Cambridge-Newton, MA-NH	50	$785,484	2,029	33
Atlanta-Sandy Springs-Roswell, GA	50	$609,622	1,327	21
Dallas-Fort Worth-Arlington, TX	39	$608,569	1,464	27
Detroit-Warren-Dearborn, MI	37	$602,650	1,383	27
Indianapolis-Carmel-Greenwood, IN	41	$600,075	1,479	27
Denver-Aurora-Centennial, CO	31	$503,158	1,097	28
Pittsburgh, PA	35	$501,273	1,329	33
Seattle-Tacoma-Bellevue, WA	31	$496,122	996	26
San Francisco-Oakland-Fremont, CA	25	$468,341	756	22

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 65 areas with the most payment among those with at least 11 billers; non-metro parts of each state are one area. Data year 2023.

Specialties billing 64721 nationally

Ambulatory Surgical Center accounts for 55% of payment for 64721 nationally in 2023, across 6 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Ambulatory Surgical Center	914	29%	$28,414,792	55%	45,752	50
Orthopedic Surgery	1,224	38%	$11,055,127	21%	36,099	29
Hand Surgery	885	28%	$10,526,983	20%	33,942	38
Plastic and Reconstructive Surgery	126	3.9%	$1,088,902	2.1%	3,595	29
General Surgery	16	0.50%	$199,338	0.39%	670	42
Neurosurgery	21	0.66%	$113,818	0.22%	386	18

Not listed: 7 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 2023.

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