	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	706	$113,090,992	+1%	25,720	22	103	11.75
2023	715	$111,956,377	-6%	25,525	23	96	11.75
2022	742	$119,560,548	-15%	25,381	22	95	11.75
2021	772	$140,837,430	+0%	26,410	22	93	11.75
2020	800	$140,521,405	first year in data	26,868	22	93	11.75

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	93	$30,925,739	5,473	33	204
Texas	102	$17,241,109	3,311	23	70
Florida	96	$17,016,380	2,833	21	76
Maryland	37	$11,987,849	1,613	22	208
Michigan	31	$7,507,188	1,305	25	113
New York	41	$7,154,546	1,279	20	89
Arizona	30	$5,532,375	968	22	79
New Jersey	24	$5,020,629	742	25	71
Tennessee	28	$4,309,410	800	22	65
North Carolina	31	$4,239,500	1,016	23	79
Illinois	19	$3,443,869	661	26	87
Louisiana	24	$2,179,608	544	21	40
Georgia	16	$2,088,522	381	19	49
Mississippi	18	$1,981,040	751	28	135
Pennsylvania	15	$1,972,701	464	17	79

Not listed: 23 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
Los Angeles-Long Beach-Anaheim, CA	40	$16,129,368	3,069	40
New York-Newark-Jersey City, NY-NJ	53	$10,928,918	1,774	22
Washington-Arlington-Alexandria, DC-VA-MD-WV	26	$9,444,978	1,350	28
Miami-Fort Lauderdale-West Palm Beach, FL	17	$4,793,899	885	30
Phoenix-Mesa-Chandler, AZ	25	$4,677,599	814	21
Detroit-Warren-Dearborn, MI	17	$4,302,689	680	25
Houston-Pasadena-The Woodlands, TX	23	$3,755,094	717	23
San Antonio-New Braunfels, TX	14	$3,592,573	566	30
Dallas-Fort Worth-Arlington, TX	19	$3,090,557	538	21
Baltimore-Columbia-Towson, MD	14	$2,838,875	348	20
Orlando-Kissimmee-Sanford, FL	12	$1,846,882	281	20
Chicago-Naperville-Elgin, IL-IN	20	$1,687,174	486	18
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	11	$1,145,740	254	15

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 13 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 37225 nationally

Vascular Surgery accounts for 37% of payment for 37225 nationally in 2021, across 8 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Vascular Surgery	309	40%	$51,561,928	37%	9,114	29
Cardiology	150	19%	$24,396,042	17%	4,649	31
Interventional Radiology	65	8.4%	$20,791,208	15%	3,504	54
Interventional Cardiology	108	14%	$16,109,072	11%	3,459	32
Diagnostic Radiology	42	5.4%	$11,145,584	7.9%	2,080	50
Thoracic Surgery	17	2.2%	$4,625,722	3.3%	821	48
General Surgery	36	4.7%	$4,374,160	3.1%	1,003	28
Internal Medicine	11	1.4%	$2,172,242	1.5%	381	35

Not listed: 11 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 37225 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