	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	12,116	$642,183,012	+10%	533,707	31	119	19.60
2023	12,089	$584,819,736	+18%	526,893	31	118	19.60
2022	11,815	$497,565,444	+21%	489,314	29	112	19.60
2021	11,135	$410,771,990	+24%	429,083	27	104	19.60
2020	10,465	$332,059,865	first year in data	378,316	26	94	20.72

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	807	$53,009,994	38,571	33	134
California	842	$47,408,180	38,114	30	129
Texas	782	$32,659,181	32,867	30	116
Ohio	532	$28,145,513	22,149	30	103
Illinois	485	$25,945,683	22,317	34	119
Pennsylvania	532	$25,364,752	24,684	31	124
Virginia	322	$23,968,419	18,419	40	151
Tennessee	293	$23,425,761	14,034	33	130
Georgia	351	$23,308,248	14,474	28	104
New York	487	$21,852,852	19,919	27	118
North Carolina	440	$20,488,973	18,587	30	120
Maryland	268	$20,388,288	12,973	34	124
Arizona	292	$19,911,231	14,096	34	133
Michigan	352	$18,596,827	11,944	26	84
Indiana	351	$18,429,308	14,960	33	113

Not listed: 3 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
Chicago-Naperville-Elgin, IL-IN	346	$21,638,645	16,080	35
New York-Newark-Jersey City, NY-NJ	440	$19,169,515	19,613	29
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	192	$16,992,067	11,981	41
Atlanta-Sandy Springs-Roswell, GA	150	$15,668,861	6,773	30
Washington-Arlington-Alexandria, DC-VA-MD-WV	192	$14,859,245	9,443	33
Phoenix-Mesa-Chandler, AZ	205	$12,982,174	9,690	34
Los Angeles-Long Beach-Anaheim, CA	233	$11,728,926	9,913	26
Boston-Cambridge-Newton, MA-NH	218	$11,470,893	10,219	34
Detroit-Warren-Dearborn, MI	146	$9,980,482	5,429	28
Dallas-Fort Worth-Arlington, TX	235	$9,457,568	9,640	29
Columbus, OH	93	$8,595,997	5,393	43
San Francisco-Oakland-Fremont, CA	96	$8,319,932	5,245	33
Virginia Beach-Chesapeake-Norfolk, VA-NC	72	$8,309,722	4,403	40
Baltimore-Columbia-Towson, MD	144	$7,777,517	7,050	38
Orlando-Kissimmee-Sanford, FL	92	$7,706,576	4,842	29

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 98 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 27447 nationally

Ambulatory Surgical Center accounts for 51% of payment for 27447 nationally in 2024, across 7 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Ambulatory Surgical Center	711	5.9%	$326,528,162	51%	47,727	67
Orthopedic Surgery	6,492	54%	$285,618,939	44%	294,263	45
Physician Assistant	4,178	34%	$21,875,244	3.4%	162,710	39
Sports Medicine	123	1.0%	$4,244,160	0.66%	4,366	35
Nurse Practitioner	564	4.7%	$2,960,124	0.46%	22,724	40
General Surgery	11	0.09%	$151,788	0.02%	524	48
Family Practice	11	0.09%	$98,938	0.02%	391	36

Not listed: 11 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 27447 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