	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	2,003	$73,995,097	+69%	1,389,391	100	2,448	1.00
2023	1,836	$43,763,973	+100%	858,274	88	1,622	1.00
2022	1,283	$21,925,701	+215%	414,743	68	1,007	1.00
2021	1,039	$6,958,102	+26%	205,923	58	661	0.50
2020	935	$5,528,321	first year in data	161,984	58	641	0.50

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
Texas	90	$927,773	26,989	51	1,248
California	86	$606,632	16,061	46	701
North Carolina	82	$586,024	17,612	175	556
Florida	73	$571,553	16,738	47	965
New York	55	$308,738	8,810	64	346
New Jersey	17	$258,920	7,333	44	1,965
Arizona	16	$209,807	6,242	49	1,486
Massachusetts	48	$187,722	5,222	59	275
Georgia	32	$179,065	5,760	66	713
Michigan	38	$147,048	4,529	89	249
Illinois	11	$139,959	4,309	49	1,898
Virginia	23	$107,806	3,011	91	321
Indiana	21	$103,751	3,269	87	180
Ohio	28	$86,187	2,680	79	256
Pennsylvania	34	$74,486	2,182	56	151

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
Greensboro-High Point, NC	34	$353,756	10,558	270
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	24	$296,867	8,431	60
Houston-Pasadena-The Woodlands, TX	17	$286,341	7,959	71
New York-Newark-Jersey City, NY-NJ	44	$266,859	7,532	49
Tampa-St. Petersburg-Clearwater, FL	16	$201,454	5,887	44
Phoenix-Mesa-Chandler, AZ	11	$201,349	5,992	46
Los Angeles-Long Beach-Anaheim, CA	41	$192,265	4,931	36
New Bern, NC	26	$158,500	4,770	154
Chicago-Naperville-Elgin, IL-IN	13	$142,968	4,401	45
Dallas-Fort Worth-Arlington, TX	28	$139,828	4,033	47
Atlanta-Sandy Springs-Roswell, GA	15	$129,060	4,272	72
Boston-Cambridge-Newton, MA-NH	16	$102,392	2,940	53
Indianapolis-Carmel-Greenwood, IN	13	$86,274	2,724	97
Washington-Arlington-Alexandria, DC-VA-MD-WV	20	$73,767	1,941	30
Miami-Fort Lauderdale-West Palm Beach, FL	13	$67,205	1,896	57

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 21 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 99489 nationally

Internal Medicine accounts for 39% of payment for 99489 nationally in 2020, across 9 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Internal Medicine	281	30%	$2,154,802	39%	61,910	220
Family Practice	309	33%	$1,953,862	35%	57,052	185
Nurse Practitioner	145	16%	$605,648	11%	20,036	138
Cardiology	18	1.9%	$175,948	3.2%	5,021	279
General Practice	18	1.9%	$105,666	1.9%	2,905	161
Geriatric Medicine	11	1.2%	$81,329	1.5%	2,200	200
Gastroenterology	65	7.0%	$74,941	1.4%	2,175	33
Physician Assistant	33	3.5%	$65,607	1.2%	2,097	64
Urology	11	1.2%	$37,587	0.68%	1,042	95

Not listed: 16 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 99489 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