	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	1,405	$16,858,077	+25%	275,177	83	746	1.50
2023	1,258	$13,462,676	+20%	219,721	66	700	1.50
2022	1,043	$11,223,287	+18%	178,698	59	647	1.50
2021	977	$9,526,718	+16%	155,341	63	644	1.45
2020	927	$8,220,661	first year in data	128,755	51	584	1.45

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	101	$1,455,913	22,414	79	878
New York	88	$1,133,663	15,815	61	806
Florida	89	$1,119,894	17,805	57	789
Texas	101	$690,219	12,017	49	294
Illinois	52	$684,323	10,882	122	673
Ohio	25	$459,762	7,626	36	935
Connecticut	47	$440,258	7,767	151	428
Maryland	29	$308,370	4,739	83	424
Virginia	23	$277,903	4,765	116	600
Michigan	47	$243,090	3,973	35	341
New Jersey	23	$221,386	3,501	78	373
Georgia	38	$221,095	3,978	78	270
Louisiana	28	$218,226	4,113	85	483
Oklahoma	11	$155,753	2,663	119	647
Tennessee	14	$130,344	2,325	48	654

Not listed: 19 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	101	$1,276,172	18,082	62
Los Angeles-Long Beach-Anaheim, CA	48	$643,108	10,287	80
Chicago-Naperville-Elgin, IL-IN	50	$634,446	10,111	140
Washington-Arlington-Alexandria, DC-VA-MD-WV	27	$300,898	4,760	83
Houston-Pasadena-The Woodlands, TX	43	$252,980	4,485	43
New Haven, CT	22	$229,473	4,230	147
Tampa-St. Petersburg-Clearwater, FL	28	$225,123	3,723	59
Dallas-Fort Worth-Arlington, TX	26	$219,299	3,785	49
Atlanta-Sandy Springs-Roswell, GA	22	$137,756	2,530	82
Detroit-Warren-Dearborn, MI	22	$135,921	2,126	33
Miami-Fort Lauderdale-West Palm Beach, FL	18	$126,958	1,949	48
Hartford-West Hartford-East Hartford, CT	15	$124,260	2,144	159
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	18	$107,800	1,735	30
Seattle-Tacoma-Bellevue, WA	13	$106,888	1,883	52
Indianapolis-Carmel-Greenwood, IN	17	$55,117	1,048	62

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 17 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 99491 nationally

Internal Medicine accounts for 36% of payment for 99491 nationally in 2021, across 7 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Internal Medicine	283	29%	$3,410,515	36%	53,141	188
Family Practice	205	21%	$2,459,357	26%	38,887	190
Nurse Practitioner	339	35%	$2,279,395	24%	41,619	123
Physician Assistant	51	5.2%	$398,542	4.2%	7,071	139
General Practice	18	1.8%	$174,791	1.8%	2,754	153
Geriatric Medicine	12	1.2%	$137,570	1.4%	1,972	164
Cardiology	23	2.4%	$114,766	1.2%	1,751	76

Not listed: 21 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 99491 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