	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	19,363	$139,398,869	1,137,334	36	179
Florida	19,039	$133,315,925	1,165,408	38	186
New York	14,168	$92,890,233	703,847	31	148
Texas	16,376	$90,914,450	828,087	33	145
Pennsylvania	10,285	$51,292,284	457,870	30	128
Illinois	8,583	$47,693,465	416,594	32	141
New Jersey	7,158	$46,694,776	365,746	35	142
North Carolina	8,434	$40,772,395	389,591	31	130
Virginia	6,849	$40,622,857	366,025	36	152
Maryland	5,379	$39,158,739	323,205	39	180
Arizona	5,785	$38,609,240	358,797	39	196
Georgia	7,264	$37,035,530	339,630	32	128
Ohio	8,328	$36,532,765	351,937	29	117
Massachusetts	5,870	$32,960,187	283,859	33	134
Tennessee	5,485	$28,849,059	280,686	34	149

Not listed: 38 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 2023.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	15,059	$107,879,066	797,264	33
Los Angeles-Long Beach-Anaheim, CA	6,794	$49,452,978	394,397	36
Chicago-Naperville-Elgin, IL-IN	6,794	$38,431,496	331,202	31
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	5,552	$33,322,148	281,361	33
Washington-Arlington-Alexandria, DC-VA-MD-WV	4,513	$32,241,416	261,681	38
Miami-Fort Lauderdale-West Palm Beach, FL	4,575	$31,825,979	264,524	36
Phoenix-Mesa-Chandler, AZ	4,027	$26,676,881	244,378	37
Dallas-Fort Worth-Arlington, TX	4,580	$26,165,621	234,170	34
Boston-Cambridge-Newton, MA-NH	4,334	$23,754,204	202,978	32
Houston-Pasadena-The Woodlands, TX	4,127	$21,834,220	192,933	31
Atlanta-Sandy Springs-Roswell, GA	3,921	$19,578,895	174,297	32
Baltimore-Columbia-Towson, MD	2,861	$19,224,694	160,032	37
Tampa-St. Petersburg-Clearwater, FL	2,772	$15,485,752	138,613	33
San Francisco-Oakland-Fremont, CA	2,179	$15,303,184	116,725	35
Detroit-Warren-Dearborn, MI	2,971	$14,142,122	124,933	29

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 99204 nationally

Orthopedic Surgery accounts for 8% of payment for 99204 nationally in 2023, across 72 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Orthopedic Surgery	14,266	6.3%	$102,891,850	8.0%	881,446	62
Ophthalmology	9,852	4.3%	$101,132,046	7.9%	907,582	92
Cardiology	12,882	5.7%	$89,343,779	7.0%	770,631	60
Nurse Practitioner	24,235	11%	$80,408,180	6.3%	858,511	35
Urology	7,423	3.3%	$69,294,217	5.4%	597,522	80
Physician Assistant	19,578	8.6%	$68,019,705	5.3%	714,085	36
Otolaryngology	6,681	2.9%	$60,743,938	4.7%	516,901	77
Gastroenterology	9,137	4.0%	$57,555,733	4.5%	488,166	53
Internal Medicine	14,111	6.2%	$55,441,987	4.3%	501,505	36
Neurology	6,150	2.7%	$47,461,931	3.7%	401,922	65
Family Practice	14,016	6.2%	$45,515,127	3.6%	433,520	31
General Surgery	8,407	3.7%	$37,144,916	2.9%	320,224	38
Pulmonary Disease	5,625	2.5%	$36,671,217	2.9%	309,992	55
Dermatology	6,241	2.7%	$30,649,602	2.4%	273,782	44
Podiatry	5,375	2.4%	$29,531,616	2.3%	255,339	48

Not listed: 8 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 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