	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	3,513	$19,097,598	+12%	142,639	24	104	3.88
2023	3,167	$16,997,800	+94%	123,773	24	107	3.88
2022	1,470	$8,754,680	+1%	57,804	22	111	4.09
2021	1,436	$8,662,140	+7%	55,774	23	105	4.09
2020	1,369	$8,110,701	first year in data	51,670	23	113	4.09

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	147	$1,710,861	10,094	31	251
Texas	171	$1,022,821	6,943	26	152
New York	111	$895,940	5,076	24	169
Florida	131	$683,651	4,473	25	95
Illinois	73	$565,364	3,403	23	106
New Jersey	66	$445,430	2,697	24	137
Michigan	74	$359,512	2,357	21	97
Maryland	45	$240,410	1,552	20	91
Nevada	37	$217,648	1,499	29	137
South Carolina	57	$181,077	1,311	20	43
North Carolina	49	$168,659	1,185	18	55
Massachusetts	33	$137,953	894	21	57
Pennsylvania	25	$135,219	841	24	63
Virginia	25	$120,198	775	26	86
Arizona	25	$116,396	763	18	131

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 2020.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	132	$1,148,154	6,494	26
Los Angeles-Long Beach-Anaheim, CA	85	$1,059,292	6,297	31
Dallas-Fort Worth-Arlington, TX	85	$568,901	3,836	29
Chicago-Naperville-Elgin, IL-IN	70	$567,956	3,411	22
Detroit-Warren-Dearborn, MI	49	$285,495	1,832	30
Miami-Fort Lauderdale-West Palm Beach, FL	35	$268,170	1,674	37
Riverside-San Bernardino-Ontario, CA	15	$242,957	1,409	40
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	39	$217,734	1,360	24
Las Vegas-Henderson-North Las Vegas, NV	33	$206,962	1,414	31
Baltimore-Columbia-Towson, MD	30	$157,462	1,036	22
San Diego-Chula Vista-Carlsbad, CA	22	$150,186	880	33
Washington-Arlington-Alexandria, DC-VA-MD-WV	29	$145,126	926	16
Houston-Pasadena-The Woodlands, TX	34	$128,803	868	25
San Antonio-New Braunfels, TX	15	$104,450	766	23
Boston-Cambridge-Newton, MA-NH	26	$102,976	676	20

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 2020.

Specialties billing 99345 nationally

Nurse Practitioner accounts for 51% of payment for 99345 nationally in 2020, across 7 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Nurse Practitioner	890	65%	$4,108,899	51%	28,387	32
Internal Medicine	171	12%	$1,287,157	16%	7,345	43
Family Practice	100	7.3%	$931,226	11%	5,377	54
General Practice	31	2.3%	$404,252	5.0%	2,324	75
Physician Assistant	78	5.7%	$364,885	4.5%	2,501	32
Hospice and Palliative Care	14	1.0%	$117,348	1.4%	630	45
Geriatric Medicine	18	1.3%	$81,329	1.0%	489	27

Not listed: 23 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 2020.

Top billers of 99345 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