	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	29,529	$156,798,979	+10%	2,539,170	44	288	1.50
2023	27,157	$142,018,723	+6%	2,260,932	43	282	1.50
2022	25,493	$134,557,211	+2%	2,080,436	41	278	1.50
2021	23,904	$131,593,685	+6%	1,925,281	42	268	1.50
2020	22,389	$124,117,391	first year in data	1,793,292	41	271	1.50

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	2,075	$14,845,075	203,314	44	350
Florida	1,668	$12,243,233	167,489	49	354
New York	1,715	$10,723,062	144,717	42	280
Texas	1,956	$10,421,727	155,091	42	262
Georgia	833	$6,756,776	100,174	50	463
New Jersey	926	$5,070,233	67,950	44	240
Illinois	850	$4,412,479	63,388	41	237
North Carolina	951	$4,280,472	65,057	37	216
Maryland	720	$3,718,666	52,009	41	232
Virginia	659	$3,430,289	48,970	39	276
Pennsylvania	793	$3,423,597	51,442	37	194
South Carolina	569	$3,353,660	53,721	56	279
Tennessee	656	$3,133,245	47,415	40	241
Michigan	705	$3,112,568	44,767	38	192
Arizona	583	$3,104,610	47,466	44	298

Not listed: 3 billers with an armed-forces or unknown state code (AA, AE, XX); they are in the national totals.

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 2020.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	1,893	$12,513,243	163,863	44
Los Angeles-Long Beach-Anaheim, CA	783	$6,072,686	82,223	42
Chicago-Naperville-Elgin, IL-IN	780	$4,211,487	60,237	44
Miami-Fort Lauderdale-West Palm Beach, FL	476	$3,632,532	47,850	48
Atlanta-Sandy Springs-Roswell, GA	377	$3,342,396	53,563	44
Washington-Arlington-Alexandria, DC-VA-MD-WV	464	$2,552,868	35,005	40
Dallas-Fort Worth-Arlington, TX	478	$2,519,471	37,434	44
Houston-Pasadena-The Woodlands, TX	484	$2,239,922	32,951	40
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	499	$2,001,148	29,386	36
Baltimore-Columbia-Towson, MD	368	$1,886,727	26,947	41
Phoenix-Mesa-Chandler, AZ	355	$1,741,083	27,326	44
Detroit-Warren-Dearborn, MI	391	$1,725,329	24,533	38
Las Vegas-Henderson-North Las Vegas, NV	225	$1,592,609	24,733	57
Tampa-St. Petersburg-Clearwater, FL	270	$1,526,517	22,353	47
Boston-Cambridge-Newton, MA-NH	347	$1,331,894	19,034	32

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 100 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 99497 nationally

Internal Medicine accounts for 41% of payment for 99497 nationally in 2020, across 28 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Internal Medicine	7,285	33%	$51,006,431	41%	698,382	96
Family Practice	5,197	23%	$32,813,354	26%	440,645	85
Nurse Practitioner	5,768	26%	$22,704,600	18%	389,423	68
Hospitalist	1,235	5.5%	$4,233,553	3.4%	65,065	53
Physician Assistant	862	3.9%	$2,585,097	2.1%	43,409	50
Hospice and Palliative Care	504	2.3%	$2,217,697	1.8%	33,317	66
Geriatric Medicine	306	1.4%	$1,544,569	1.2%	22,066	72
General Practice	187	0.84%	$1,377,743	1.1%	18,966	101
Pulmonary Disease	113	0.50%	$686,932	0.55%	9,752	86
Cardiology	74	0.33%	$673,494	0.54%	9,231	125
Neurology	68	0.30%	$642,682	0.52%	9,154	135
Emergency Medicine	125	0.56%	$630,840	0.51%	9,312	74
Hematology-Oncology	130	0.58%	$495,448	0.40%	7,122	55
Nephrology	122	0.54%	$421,921	0.34%	6,176	51
Physical Medicine and Rehabilitation	38	0.17%	$227,973	0.18%	3,554	94

Not listed: 31 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 99497 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