	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	2,407	$27,424,401	-33%	198,171	24	113	0.00
2023	2,192	$40,693,901	+36%	293,634	27	170	0.00
2022	2,132	$29,890,138	+169%	214,400	28	183	0.00
2021	1,162	$11,119,977	+546%	78,236	28	148	0.00
2020	142	$1,720,403	first year in data	12,154	21	261

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	32	$1,515,322	10,289	39	1,300
Kentucky	149	$911,656	6,426	29	108
New York	129	$891,597	6,258	28	126
New Jersey	18	$783,022	5,506	29	1,683
Tennessee	156	$721,284	5,133	24	77
Massachusetts	62	$554,061	3,887	33	189
North Carolina	48	$544,090	3,827	35	148
Illinois	12	$423,017	2,965	34	1,192
Washington	86	$406,460	2,839	28	68
Texas	28	$372,695	2,617	23	501
Louisiana	51	$352,570	2,499	45	110
Florida	21	$350,043	2,476	30	483
Ohio	20	$201,536	1,416	29	262
South Carolina	42	$200,574	1,428	28	69
Maryland	14	$178,161	1,421	26	355

Not listed: 24 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 2021.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	48	$1,016,608	7,149	26
Louisville/Jefferson County, KY-IN	147	$896,362	6,313	28
Kiryas Joel-Poughkeepsie-Newburgh, NY	83	$555,033	3,893	30
Nashville-Davidson--Murfreesboro--Franklin, TN	94	$458,713	3,279	27
Chicago-Naperville-Elgin, IL-IN	11	$415,642	2,914	34
Boston-Cambridge-Newton, MA-NH	27	$277,929	1,951	29
Worcester, MA	33	$259,159	1,818	33
Shreveport-Bossier City, LA	36	$236,338	1,658	42
Seattle-Tacoma-Bellevue, WA	53	$223,669	1,576	26
Washington-Arlington-Alexandria, DC-VA-MD-WV	13	$199,517	1,570	102
Charleston-North Charleston, SC	38	$182,994	1,296	30
Phoenix-Mesa-Chandler, AZ	14	$134,746	916	24
Detroit-Warren-Dearborn, MI	16	$103,227	733	29
Spokane-Spokane Valley, WA	14	$99,944	684	45
Hickory-Lenoir-Morganton, NC	19	$92,139	647	32

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 23 areas with the most payment among those with at least 11 billers; non-metro parts of each state are one area. Data year 2021.

Specialties billing 87636 nationally

Clinical Laboratory accounts for 47% of payment for 87636 nationally in 2021, across 8 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Clinical Laboratory	101	8.7%	$5,186,854	47%	36,130	358
Nurse Practitioner	391	34%	$1,849,435	17%	13,228	34
Family Practice	290	25%	$1,696,828	15%	12,012	41
Physician Assistant	170	15%	$939,400	8.4%	6,672	39
Internal Medicine	114	9.8%	$612,336	5.5%	4,326	38
Emergency Medicine	26	2.2%	$402,095	3.6%	2,797	108
Gastroenterology	14	1.2%	$63,172	0.57%	447	32
Cardiology	11	0.95%	$26,802	0.24%	188	17

Not listed: 19 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 2021.

Top billers of 87636 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