	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	666	$57,136,862	-5%	44,884	39	225	3.50
2023	710	$60,325,271	+0%	45,183	38	222	3.50
2022	701	$60,267,022	-0%	42,794	38	199	3.50
2021	640	$60,522,550	+14%	39,043	36	189	3.50
2020	541	$53,018,913	first year in data	34,176	36	183	3.50

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	108	$14,471,817	8,307	40	259
Texas	75	$7,225,268	4,761	37	146
Florida	55	$6,433,517	4,224	56	190
New York	43	$5,229,172	2,820	47	158
Arizona	32	$4,800,849	3,267	63	366
Illinois	29	$2,660,817	1,761	33	201
Colorado	14	$1,705,594	1,073	36	224
Maryland	17	$1,606,247	949	29	179
Georgia	20	$1,437,154	1,000	35	152
Nevada	12	$1,368,705	874	47	159
Pennsylvania	12	$1,360,603	987	41	246
Tennessee	13	$1,115,559	815	37	199
Utah	12	$1,068,844	768	30	189
Michigan	11	$856,238	584	44	98
Virginia	11	$802,239	486	33	111

Not listed: 31 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	$5,616,127	3,110	36
New York-Newark-Jersey City, NY-NJ	40	$5,009,270	2,662	44
Phoenix-Mesa-Chandler, AZ	22	$3,469,178	2,352	60
Chicago-Naperville-Elgin, IL-IN	30	$2,899,872	1,869	39
Houston-Pasadena-The Woodlands, TX	36	$2,636,946	1,682	37
Washington-Arlington-Alexandria, DC-VA-MD-WV	13	$1,545,131	903	59
Riverside-San Bernardino-Ontario, CA	11	$1,286,754	787	29
San Diego-Chula Vista-Carlsbad, CA	11	$1,263,140	773	40
Dallas-Fort Worth-Arlington, TX	12	$905,127	671	33

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 9 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 36482 nationally

Cardiology accounts for 24% of payment for 36482 nationally in 2021, across 9 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Cardiology	153	24%	$14,612,872	24%	9,428	62
Vascular Surgery	150	23%	$10,767,631	18%	6,732	45
General Surgery	87	14%	$10,730,797	18%	7,041	81
Diagnostic Radiology	39	6.1%	$5,280,116	8.7%	3,277	84
Interventional Cardiology	72	11%	$3,858,142	6.4%	2,743	38
Interventional Radiology	37	5.8%	$3,765,879	6.2%	2,324	63
Family Practice	14	2.2%	$2,161,072	3.6%	1,403	100
Internal Medicine	13	2.0%	$2,060,955	3.4%	1,308	101
Thoracic Surgery	12	1.9%	$1,024,213	1.7%	683	57

Not listed: 18 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 36482 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