	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	1,210	$217,454,221	+1%	27,098	17	50	5.19
2023	1,281	$215,549,513	+14%	28,192	17	49	5.19
2022	1,177	$189,375,294	+7%	25,571	17	46	5.19
2021	1,121	$177,608,619	+11%	25,141	17	49	5.19
2020	1,101	$159,998,315	first year in data	23,963	17	47	5.19

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
Texas	163	$35,315,196	4,207	17	71
California	89	$20,082,213	1,997	17	48
Florida	121	$19,793,150	2,625	18	46
Arizona	66	$13,223,199	1,339	17	45
Indiana	46	$8,006,634	926	17	36
Maryland	29	$6,975,796	706	20	53
Oklahoma	27	$6,440,312	873	21	57
North Carolina	43	$6,329,009	1,113	20	65
Tennessee	36	$6,126,009	906	22	50
Pennsylvania	43	$6,004,141	962	17	55
Oregon	24	$5,741,880	497	17	38
Nevada	24	$5,393,915	569	22	37
Mississippi	19	$5,279,264	672	32	68
Illinois	39	$5,268,229	683	15	28
Minnesota	24	$5,050,351	586	20	41

Not listed: 15 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
Phoenix-Mesa-Chandler, AZ	46	$10,789,141	973	17
Austin-Round Rock-San Marcos, TX	34	$8,747,983	856	16
San Antonio-New Braunfels, TX	22	$5,966,377	902	20
Houston-Pasadena-The Woodlands, TX	22	$5,299,353	633	19
Chicago-Naperville-Elgin, IL-IN	33	$4,827,413	571	14
Dallas-Fort Worth-Arlington, TX	31	$4,811,853	493	14
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	19	$4,337,802	462	19
Minneapolis-St. Paul-Bloomington, MN-WI	17	$4,313,709	448	24
Tampa-St. Petersburg-Clearwater, FL	20	$4,129,363	398	15
Las Vegas-Henderson-North Las Vegas, NV	18	$4,073,934	412	20
Indianapolis-Carmel-Greenwood, IN	19	$3,972,448	416	17
New York-Newark-Jersey City, NY-NJ	25	$3,897,301	502	16
Oklahoma City, OK	14	$3,881,219	563	21
Los Angeles-Long Beach-Anaheim, CA	17	$3,358,813	411	18
Baltimore-Columbia-Towson, MD	18	$3,307,783	398	18

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 26 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 63685 nationally

Ambulatory Surgical Center accounts for 99% of payment for 63685 nationally in 2023, across 9 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Ambulatory Surgical Center	436	34%	$213,055,695	99%	11,407	26
Neurosurgery	190	15%	$693,924	0.32%	3,993	21
Pain Management	172	13%	$518,178	0.24%	3,166	18
Anesthesiology	121	9.4%	$403,987	0.19%	2,503	21
Interventional Pain Management	116	9.1%	$347,243	0.16%	2,118	18
Orthopedic Surgery	72	5.6%	$253,988	0.12%	1,516	21
Physical Medicine and Rehabilitation	52	4.1%	$182,427	0.08%	1,117	21
Physician Assistant	84	6.6%	$46,044	0.02%	1,710	20
Nurse Practitioner	24	1.9%	$11,112	<0.01%	411	17

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 63685 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