	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	25,728	$145,004,470	-9%	1,523,496	36	175	1.82
2023	26,467	$158,694,743	-4% (2023 changed hospital and observation visit codes)	1,645,023	37	188	1.82
2022	27,219	$164,634,257	-11%	1,720,092	38	192	1.82
2021	28,819	$185,242,984	– (Not compared: 2021 changed office visit values)	1,878,796	40	199	1.82
2020	26,970	$155,657,962	first year in data	1,617,070	37	184	1.82

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	1,946	$14,698,994	135,914	41	203
Florida	1,836	$14,103,415	144,024	47	248
New York	1,822	$13,596,526	118,661	40	191
Texas	2,059	$13,222,202	139,760	41	213
Illinois	967	$5,820,991	60,278	38	186
New Jersey	845	$5,606,157	49,794	34	173
Pennsylvania	1,039	$4,671,681	47,909	30	135
Virginia	716	$4,503,300	46,913	42	205
Massachusetts	886	$4,398,316	43,830	36	135
Arizona	515	$4,384,346	46,493	54	264
Georgia	698	$4,127,577	44,665	39	195
North Carolina	742	$3,537,613	38,451	32	157
Ohio	886	$3,457,608	40,121	30	132
Michigan	733	$3,357,424	36,783	32	145
Tennessee	632	$3,351,919	37,119	35	177

Not listed: 2 billers with an armed-forces or unknown state code (AA, AP); 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 2020.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	1,951	$15,552,622	131,620	41
Los Angeles-Long Beach-Anaheim, CA	615	$5,672,631	49,234	45
Chicago-Naperville-Elgin, IL-IN	649	$4,061,715	40,876	37
Miami-Fort Lauderdale-West Palm Beach, FL	489	$3,670,509	35,337	37
Dallas-Fort Worth-Arlington, TX	505	$3,523,704	35,707	38
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	528	$2,865,371	27,194	32
Phoenix-Mesa-Chandler, AZ	314	$2,772,128	28,893	54
Boston-Cambridge-Newton, MA-NH	602	$2,757,094	27,274	32
Washington-Arlington-Alexandria, DC-VA-MD-WV	400	$2,661,299	24,842	38
Houston-Pasadena-The Woodlands, TX	428	$2,314,218	23,774	33
Atlanta-Sandy Springs-Roswell, GA	356	$1,886,050	19,579	33
Tampa-St. Petersburg-Clearwater, FL	250	$1,752,935	18,306	44
Baltimore-Columbia-Towson, MD	274	$1,695,764	16,129	40
Detroit-Warren-Dearborn, MI	284	$1,499,703	15,781	42
San Francisco-Oakland-Fremont, CA	217	$1,354,049	11,927	36

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 2020.

Specialties billing 92004 nationally

Ophthalmology accounts for 57% of payment for 92004 nationally in 2020, across 3 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Ophthalmology	10,589	39%	$89,272,032	57%	897,146	85
Optometry	16,351	61%	$66,241,242	43%	718,421	44
Physician Assistant	12	0.04%	$36,268	0.02%	467	39

Not listed: 9 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 92004 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