	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	2,808	$56,394,727	+4%	96,793	26	84	22.47
2023	2,679	$54,368,483	+2%	91,825	27	82	22.47
2022	2,573	$53,133,571	+2%	86,935	26	79	22.47
2021	2,455	$52,153,186	+8%	83,897	26	81	22.47
2020	2,270	$48,381,274	first year in data	76,184	26	82	22.47

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	230	$4,920,589	8,413	26	88
New York	149	$4,719,488	7,107	26	162
Florida	214	$4,206,559	6,800	24	78
Texas	185	$3,058,738	5,297	23	67
Pennsylvania	154	$2,691,684	4,654	24	73
Illinois	119	$2,637,166	4,156	31	81
Massachusetts	67	$2,025,122	3,402	48	112
Virginia	70	$1,791,661	3,103	35	109
Ohio	99	$1,732,380	3,015	24	67
Georgia	72	$1,701,810	2,878	31	101
New Jersey	69	$1,619,561	2,632	27	95
Washington	64	$1,588,478	2,706	29	87
Michigan	93	$1,529,545	2,529	24	55
Tennessee	64	$1,491,577	2,796	35	110
Minnesota	87	$1,420,008	2,680	29	57

Not listed: 7 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	143	$4,995,720	7,439	32
Chicago-Naperville-Elgin, IL-IN	92	$2,151,641	3,382	34
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	83	$1,658,084	2,750	25
Los Angeles-Long Beach-Anaheim, CA	68	$1,653,321	2,778	22
Boston-Cambridge-Newton, MA-NH	47	$1,362,409	2,259	46
Atlanta-Sandy Springs-Roswell, GA	33	$982,678	1,637	40
Washington-Arlington-Alexandria, DC-VA-MD-WV	35	$975,157	1,582	33
Houston-Pasadena-The Woodlands, TX	51	$945,946	1,567	26
Seattle-Tacoma-Bellevue, WA	35	$934,103	1,545	27
Miami-Fort Lauderdale-West Palm Beach, FL	48	$869,372	1,356	23
Dallas-Fort Worth-Arlington, TX	47	$844,789	1,486	26
Phoenix-Mesa-Chandler, AZ	52	$795,392	1,425	19
Baltimore-Columbia-Towson, MD	28	$780,626	1,277	34
Minneapolis-St. Paul-Bloomington, MN-WI	47	$721,252	1,375	26
Jacksonville, FL	27	$611,383	1,016	34

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 70 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 33361 nationally

Interventional Cardiology accounts for 31% of payment for 33361 nationally in 2024, across 7 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Interventional Cardiology	846	30%	$17,334,974	31%	29,701	35
Thoracic Surgery	791	28%	$16,136,684	29%	27,791	35
Cardiac Surgery	502	18%	$10,566,195	19%	18,037	36
Cardiology	556	20%	$10,399,275	18%	17,873	32
Internal Medicine	37	1.3%	$710,892	1.3%	1,232	33
General Surgery	42	1.5%	$689,834	1.2%	1,209	29
Vascular Surgery	12	0.43%	$201,813	0.36%	350	29

Not listed: 9 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 33361 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