	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	18,207	$58,418,858	+8%	414,897	18	49	2.78
2023	17,150	$54,248,752	+7%	389,596	18	48	2.78
2022	15,780	$50,651,045	-9%	356,177	18	48	2.78
2021	16,029	$55,571,335	+18%	366,962	18	49	2.78
2020	15,204	$47,155,507	first year in data	345,557	18	49	2.36

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
Florida	1,632	$6,360,990	44,411	20	61
Pennsylvania	1,553	$4,784,790	35,307	19	46
California	898	$3,503,633	22,014	18	56
New York	774	$3,000,423	19,048	17	53
Illinois	806	$2,878,967	18,889	19	50
Texas	748	$2,316,756	16,535	18	46
Virginia	599	$2,137,098	14,934	19	56
New Jersey	587	$1,931,352	13,101	18	49
Maryland	530	$1,810,708	11,408	18	44
North Carolina	573	$1,734,901	12,152	17	44
Massachusetts	550	$1,714,804	11,333	17	41
Ohio	620	$1,340,330	12,343	17	37
Georgia	415	$1,313,012	9,039	17	45
South Carolina	400	$1,223,635	8,589	17	48
Indiana	396	$1,192,539	8,506	18	44

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

Not listed: 2 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 2023.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	764	$3,180,594	19,497	18
Chicago-Naperville-Elgin, IL-IN	621	$2,193,895	14,170	18
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	638	$1,702,371	14,057	19
Boston-Cambridge-Newton, MA-NH	373	$1,211,177	7,680	17
Los Angeles-Long Beach-Anaheim, CA	227	$1,025,982	6,459	17
Miami-Fort Lauderdale-West Palm Beach, FL	242	$941,955	6,591	19
Baltimore-Columbia-Towson, MD	284	$923,198	5,799	17
Tampa-St. Petersburg-Clearwater, FL	235	$834,266	5,856	20
Allentown-Bethlehem-Easton, PA-NJ	223	$777,726	5,436	20
Washington-Arlington-Alexandria, DC-VA-MD-WV	225	$747,216	4,590	16
Orlando-Kissimmee-Sanford, FL	160	$722,362	5,172	22
St. Louis, MO-IL	189	$623,072	4,357	19
Jacksonville, FL	140	$618,328	4,290	19
Virginia Beach-Chesapeake-Norfolk, VA-NC	175	$578,822	4,474	20
Cape Coral-Fort Myers, FL	141	$565,923	3,971	21

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 2023.

Specialties billing 99495 nationally

Internal Medicine accounts for 39% of payment for 99495 nationally in 2023, across 17 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Internal Medicine	6,066	35%	$21,396,356	39%	147,724	24
Family Practice	6,656	39%	$20,106,376	37%	143,606	22
Nurse Practitioner	2,582	15%	$7,076,625	13%	57,324	22
Physician Assistant	853	5.0%	$2,162,127	4.0%	17,930	21
Cardiology	260	1.5%	$964,354	1.8%	6,069	23
Geriatric Medicine	113	0.66%	$384,741	0.71%	2,768	24
Nephrology	95	0.55%	$332,808	0.61%	2,281	24
General Practice	96	0.56%	$319,791	0.59%	2,112	22
Infectious Disease	58	0.34%	$312,998	0.58%	1,934	33
Hospitalist	65	0.38%	$214,046	0.39%	1,491	23
Pulmonary Disease	50	0.29%	$201,059	0.37%	1,274	25
Interventional Cardiology	56	0.33%	$163,460	0.30%	1,012	18
Emergency Medicine	28	0.16%	$92,255	0.17%	649	23
Hematology-Oncology	31	0.18%	$85,162	0.16%	515	17
Pediatric Medicine	20	0.12%	$48,443	0.09%	350	18

Not listed: 25 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 2023.

Top billers of 99495 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