	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	2,845	$159,864,358	+1%	502,318	130	502	3.30
2023	2,770	$158,359,728	+1%	494,852	127	513	3.30
2022	2,676	$156,410,522	-0%	485,870	130	511	3.30
2021	2,616	$156,625,452	+9%	480,984	129	516	3.30
2020	2,538	$143,553,015	first year in data	454,893	126	510	3.30

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	388	$22,864,763	63,831	106	524
Florida	330	$20,407,272	62,714	120	567
Texas	179	$9,456,959	30,337	139	443
New York	136	$8,882,535	24,382	140	465
North Carolina	84	$6,253,209	20,351	171	765
Pennsylvania	100	$5,988,055	19,630	123	589
Arizona	98	$5,579,820	17,605	119	554
Georgia	78	$5,171,587	16,485	144	675
New Jersey	65	$5,125,985	14,149	135	747
Illinois	77	$4,757,046	14,606	145	538
Virginia	52	$4,545,499	13,933	249	473
Massachusetts	64	$4,529,144	14,109	180	532
Ohio	84	$4,477,049	15,184	115	489
Tennessee	64	$3,461,202	11,839	187	359
Colorado	68	$3,020,168	8,991	106	344

Not listed: 12 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	154	$10,917,599	29,078	149
Los Angeles-Long Beach-Anaheim, CA	166	$8,389,764	23,236	76
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	57	$4,754,094	14,196	183
Miami-Fort Lauderdale-West Palm Beach, FL	93	$4,690,365	14,023	71
Phoenix-Mesa-Chandler, AZ	67	$4,032,493	12,688	132
Chicago-Naperville-Elgin, IL-IN	65	$3,932,195	11,859	117
Boston-Cambridge-Newton, MA-NH	57	$3,891,217	11,889	174
Washington-Arlington-Alexandria, DC-VA-MD-WV	44	$3,174,024	8,705	172
Atlanta-Sandy Springs-Roswell, GA	49	$3,093,985	9,534	115
Dallas-Fort Worth-Arlington, TX	40	$2,748,945	8,501	196
Tampa-St. Petersburg-Clearwater, FL	43	$2,559,486	7,988	136
San Diego-Chula Vista-Carlsbad, CA	45	$2,460,740	6,815	99
Houston-Pasadena-The Woodlands, TX	50	$2,458,949	8,079	110
San Francisco-Oakland-Fremont, CA	44	$2,052,012	5,416	104
Riverside-San Bernardino-Ontario, CA	29	$2,038,058	6,072	130

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 56 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 17312 nationally

Dermatology accounts for 81% of payment for 17312 nationally in 2023, across 2 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Dermatology	2,385	86%	$128,006,839	81%	398,739	167
Micrographic Dermatologic Surgery	348	13%	$28,006,561	18%	88,917	256

Not listed: 8 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 17312 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