	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	1,861	$74,740,078	+9%	48,743	18	66	1.53
2023	1,716	$68,770,790	+14%	44,033	18	65	1.53
2022	1,632	$60,170,333	+2%	39,081	17	58	1.53
2021	1,566	$59,067,328	+29%	37,240	17	54	1.53
2020	1,376	$45,903,535	first year in data	31,857	17	53	1.53

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
Florida	232	$15,472,439	6,755	18	80
California	131	$11,176,651	3,801	20	61
Arizona	67	$6,814,645	2,403	22	92
New York	161	$6,759,949	5,541	23	90
New Jersey	73	$5,172,521	2,332	21	79
Texas	132	$4,831,329	2,867	18	44
Pennsylvania	96	$2,347,617	2,318	19	51
Virginia	47	$2,040,240	1,182	17	63
Maryland	39	$1,888,087	976	20	53
Mississippi	26	$1,626,209	857	22	103
Illinois	58	$1,532,086	1,241	16	66
South Carolina	44	$1,123,361	1,226	23	53
Michigan	36	$911,923	858	17	56
Massachusetts	52	$784,426	1,007	16	45
Oklahoma	30	$748,281	770	20	55

Not listed: 20 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	171	$8,821,053	6,183	25
Miami-Fort Lauderdale-West Palm Beach, FL	65	$5,926,986	2,251	23
Phoenix-Mesa-Chandler, AZ	52	$5,800,265	1,976	24
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	63	$3,816,650	2,082	20
Houston-Pasadena-The Woodlands, TX	47	$2,952,656	1,182	20
Los Angeles-Long Beach-Anaheim, CA	31	$2,629,206	782	19
Washington-Arlington-Alexandria, DC-VA-MD-WV	33	$2,020,409	830	18
North Port-Bradenton-Sarasota, FL	22	$1,933,007	871	20
San Diego-Chula Vista-Carlsbad, CA	22	$1,536,160	685	23
Tampa-St. Petersburg-Clearwater, FL	25	$1,441,885	622	18
Chicago-Naperville-Elgin, IL-IN	37	$1,329,226	768	16
Richmond, VA	13	$1,210,187	411	16
Orlando-Kissimmee-Sanford, FL	29	$1,028,862	627	15
Oxnard-Thousand Oaks-Ventura, CA	11	$988,921	253	20
Baltimore-Columbia-Towson, MD	16	$849,779	440	25

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 27 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 33285 nationally

Cardiology accounts for 33% of payment for 33285 nationally in 2023, across 7 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Cardiology	585	34%	$22,656,417	33%	13,371	23
Clinical Cardiac Electrophysiology	801	47%	$20,352,529	30%	21,725	27
Ambulatory Surgical Center	87	5.1%	$20,279,724	29%	3,749	43
Interventional Cardiology	109	6.4%	$4,087,452	5.9%	2,197	20
Internal Medicine	40	2.3%	$564,838	0.82%	868	22
Nurse Practitioner	48	2.8%	$425,639	0.62%	1,087	23
Physician Assistant	33	1.9%	$43,746	0.06%	776	24

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 33285 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