	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	232,660	$1,277,271,515	-0%	11,508,274	32	145	2.60
2023	227,068	$1,280,920,740	-0%	11,396,351	32	147	2.60
2022	221,779	$1,282,105,303	-1%	11,192,583	33	148	2.60
2021	214,681	$1,290,527,754	+47%	10,853,501	33	147	2.60
2020	165,869	$879,474,824	first year in data	7,780,468	31	135	2.43

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	20,105	$145,736,493	1,201,001	37	181
Florida	19,557	$131,034,236	1,158,099	37	182
New York	14,543	$93,034,563	719,975	31	146
Texas	17,195	$92,893,274	851,684	33	144
Pennsylvania	10,370	$49,776,895	450,813	29	127
Illinois	8,883	$48,661,968	430,050	32	141
New Jersey	7,390	$47,155,087	374,311	35	141
Virginia	7,005	$39,705,018	365,126	35	147
North Carolina	8,478	$38,938,508	379,271	30	128
Maryland	5,540	$38,934,142	328,568	39	174
Arizona	6,033	$38,369,615	358,352	36	178
Ohio	8,427	$36,246,523	354,789	29	115
Georgia	7,462	$36,194,175	334,016	31	123
Massachusetts	5,980	$33,132,665	290,782	33	136
Tennessee	5,655	$28,965,776	284,151	33	147

Not listed: 29 billers with an armed-forces or unknown state code (AA, AE, AP, XX, ZZ); they are in the national totals.

Not listed: 1 state 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 2024.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	15,443	$108,458,983	816,734	34
Los Angeles-Long Beach-Anaheim, CA	7,118	$51,773,523	418,871	36
Chicago-Naperville-Elgin, IL-IN	7,159	$40,120,876	349,793	32
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	5,646	$33,022,515	282,115	32
Washington-Arlington-Alexandria, DC-VA-MD-WV	4,686	$31,407,045	260,341	37
Miami-Fort Lauderdale-West Palm Beach, FL	4,679	$30,826,762	259,081	34
Dallas-Fort Worth-Arlington, TX	4,869	$27,902,658	249,896	34
Phoenix-Mesa-Chandler, AZ	4,200	$26,715,105	245,997	36
Boston-Cambridge-Newton, MA-NH	4,440	$24,242,246	211,974	33
Houston-Pasadena-The Woodlands, TX	4,385	$22,359,108	199,008	30
Atlanta-Sandy Springs-Roswell, GA	4,081	$19,587,919	175,306	30
Baltimore-Columbia-Towson, MD	2,929	$19,455,645	165,242	37
San Francisco-Oakland-Fremont, CA	2,270	$15,888,572	120,895	35
Tampa-St. Petersburg-Clearwater, FL	2,849	$15,177,969	136,578	32
San Diego-Chula Vista-Carlsbad, CA	2,030	$13,803,043	113,599	35

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 2024.

Specialties billing 99204 nationally

Orthopedic Surgery accounts for 8% of payment for 99204 nationally in 2024, across 72 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Orthopedic Surgery	14,539	6.2%	$103,668,210	8.1%	896,459	62
Ophthalmology	10,152	4.4%	$100,360,175	7.9%	902,255	89
Nurse Practitioner	26,997	12%	$88,555,571	6.9%	967,120	36
Cardiology	12,858	5.5%	$86,168,723	6.7%	751,280	58
Physician Assistant	21,475	9.2%	$71,782,534	5.6%	772,768	36
Urology	7,519	3.2%	$67,738,739	5.3%	585,833	78
Otolaryngology	6,761	2.9%	$59,257,703	4.6%	510,166	75
Gastroenterology	9,041	3.9%	$55,386,314	4.3%	472,046	52
Internal Medicine	13,629	5.9%	$53,492,891	4.2%	485,437	36
Neurology	6,005	2.6%	$44,712,894	3.5%	382,574	64
Family Practice	13,773	5.9%	$43,723,721	3.4%	423,604	31
General Surgery	8,435	3.6%	$36,282,191	2.8%	315,377	37
Pulmonary Disease	5,597	2.4%	$35,272,228	2.8%	301,901	54
Podiatry	5,814	2.5%	$31,935,701	2.5%	280,019	48
Dermatology	6,497	2.8%	$31,238,810	2.4%	280,935	43

Not listed: 14 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 2024.

Top billers of 99204 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