	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
New York	139	$4,913,976	6,745	31	138
California	177	$4,115,135	6,622	28	81
Florida	200	$3,936,629	5,963	24	70
Pennsylvania	139	$2,752,818	4,437	26	75
Illinois	105	$2,383,577	3,556	27	83
Texas	147	$2,373,872	4,022	23	60
Virginia	67	$1,816,494	2,902	37	107
Ohio	95	$1,780,714	2,894	22	76
New Jersey	56	$1,711,137	2,610	38	103
Massachusetts	60	$1,677,000	2,614	39	107
Michigan	80	$1,517,687	2,393	24	69
Washington	64	$1,423,859	2,325	29	76
North Carolina	67	$1,355,630	2,288	27	62
Minnesota	67	$1,298,708	2,294	29	64
Georgia	52	$1,256,297	2,078	30	92

Not listed: 10 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
New York-Newark-Jersey City, NY-NJ	121	$5,028,810	6,779	36
Chicago-Naperville-Elgin, IL-IN	81	$1,891,951	2,799	27
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	62	$1,482,835	2,297	29
Los Angeles-Long Beach-Anaheim, CA	49	$1,215,561	1,923	20
Boston-Cambridge-Newton, MA-NH	39	$1,136,974	1,746	39
Washington-Arlington-Alexandria, DC-VA-MD-WV	38	$1,133,897	1,670	27
Miami-Fort Lauderdale-West Palm Beach, FL	44	$951,232	1,369	26
Atlanta-Sandy Springs-Roswell, GA	27	$828,786	1,357	33
Seattle-Tacoma-Bellevue, WA	35	$810,363	1,302	27
Phoenix-Mesa-Chandler, AZ	41	$780,385	1,307	22
Houston-Pasadena-The Woodlands, TX	42	$704,314	1,151	23
Dallas-Fort Worth-Arlington, TX	39	$691,233	1,180	26
Baltimore-Columbia-Towson, MD	18	$651,499	969	51
Minneapolis-St. Paul-Bloomington, MN-WI	36	$628,666	1,105	25
Cleveland, OH	21	$574,261	929	39

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 64 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 33361 nationally

Interventional Cardiology accounts for 30% of payment for 33361 nationally in 2021, across 6 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Interventional Cardiology	726	30%	$15,696,072	30%	25,287	35
Thoracic Surgery	641	26%	$13,381,772	26%	21,560	34
Cardiac Surgery	487	20%	$11,404,938	22%	18,303	38
Cardiology	506	21%	$9,823,869	19%	15,725	31
General Surgery	38	1.5%	$611,606	1.2%	1,009	27
Internal Medicine	28	1.1%	$577,500	1.1%	938	34

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 2021.

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