	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	9,208	$15,340,821	-12%	415,036	24	140	0.70
2023	10,645	$17,356,767	-21%	499,248	23	134	0.70
2022	14,864	$22,059,717	-19%	630,191	23	124	0.70
2021	20,316	$27,232,077	-40%	815,591	23	117	0.70
2020	42,493	$45,235,639	first year in data	1,583,105	23	106	0.25

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
New York	1,921	$3,831,436	93,846	25	155
California	2,133	$3,666,165	100,368	25	140
Massachusetts	1,122	$1,466,734	43,864	23	123
New Jersey	605	$1,447,896	35,749	26	202
Florida	792	$1,351,723	36,784	24	142
Texas	1,047	$1,263,340	40,145	23	101
Pennsylvania	1,071	$1,121,230	34,838	22	78
Illinois	852	$902,537	27,677	21	93
Maryland	490	$849,925	22,858	22	173
Virginia	685	$816,303	25,659	22	117
Ohio	943	$784,116	28,237	21	75
Michigan	598	$710,221	23,295	23	108
North Carolina	828	$675,414	23,274	21	68
Arizona	475	$563,971	19,475	25	121
Kentucky	364	$512,494	19,944	26	165

Not listed: 1 billers with an armed-forces or unknown state code (ZZ); 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 2021.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	1,484	$3,986,225	90,373	26
Los Angeles-Long Beach-Anaheim, CA	802	$1,553,386	41,472	26
Boston-Cambridge-Newton, MA-NH	725	$875,854	25,998	22
Chicago-Naperville-Elgin, IL-IN	560	$587,654	16,969	20
Miami-Fort Lauderdale-West Palm Beach, FL	235	$524,982	13,135	26
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	462	$505,335	14,767	21
Washington-Arlington-Alexandria, DC-VA-MD-WV	273	$504,991	12,349	20
Baltimore-Columbia-Towson, MD	258	$457,988	12,411	22
Detroit-Warren-Dearborn, MI	304	$456,694	13,666	23
Houston-Pasadena-The Woodlands, TX	344	$411,276	12,642	23
San Francisco-Oakland-Fremont, CA	228	$369,934	9,462	22
San Diego-Chula Vista-Carlsbad, CA	265	$352,167	9,008	22
Providence-Warwick, RI-MA	224	$344,921	9,342	23
Dallas-Fort Worth-Arlington, TX	284	$310,482	10,747	23
Riverside-San Bernardino-Ontario, CA	178	$290,382	8,905	25

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 98 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 99441 nationally

Internal Medicine accounts for 22% of payment for 99441 nationally in 2021, across 55 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Internal Medicine	3,314	16%	$6,110,956	22%	164,077	50
Nurse Practitioner	3,955	19%	$4,268,256	16%	148,356	38
Family Practice	3,272	16%	$3,810,103	14%	117,135	36
Physician Assistant	2,011	9.9%	$1,934,610	7.1%	66,997	33
Cardiology	789	3.9%	$1,163,352	4.3%	33,508	42
Hematology-Oncology	585	2.9%	$925,609	3.4%	27,189	46
Urology	677	3.3%	$921,913	3.4%	26,244	39
Psychiatry	370	1.8%	$797,323	2.9%	22,872	62
Gastroenterology	426	2.1%	$580,632	2.1%	15,695	37
Nephrology	379	1.9%	$515,429	1.9%	15,238	40
Neurology	352	1.7%	$475,186	1.7%	13,660	39
Pulmonary Disease	349	1.7%	$430,593	1.6%	12,372	35
Pain Management	115	0.57%	$358,711	1.3%	9,979	87
Orthopedic Surgery	282	1.4%	$355,074	1.3%	9,341	33
Physical Medicine and Rehabilitation	215	1.1%	$354,203	1.3%	9,414	44

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 2021.

Top billers of 99441 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