	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	2,009	$18,473,761	168,456	47	264
New York	1,831	$15,531,957	134,565	43	222
Florida	1,798	$14,196,347	147,469	48	245
Texas	2,115	$13,631,370	146,000	41	214
New Jersey	884	$6,961,881	61,771	40	214
Illinois	1,003	$6,414,631	66,949	39	217
Massachusetts	918	$5,905,690	59,202	43	179
Pennsylvania	1,051	$5,403,758	56,187	33	164
Virginia	699	$4,321,074	45,229	40	183
Georgia	675	$4,028,768	44,149	43	183
Ohio	906	$3,549,780	41,335	29	135
Maryland	477	$3,529,698	34,025	48	202
Arizona	495	$3,510,107	39,124	46	247
Michigan	719	$3,322,785	36,712	34	160
Washington	601	$3,257,455	35,457	38	172

Not listed: 4 billers with an armed-forces or unknown state code (AA, AP, 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 2022.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	1,980	$18,406,431	155,210	47
Los Angeles-Long Beach-Anaheim, CA	598	$7,514,233	64,012	51
Chicago-Naperville-Elgin, IL-IN	692	$4,721,965	48,238	40
Miami-Fort Lauderdale-West Palm Beach, FL	480	$3,947,095	38,517	39
Boston-Cambridge-Newton, MA-NH	653	$3,845,490	38,109	39
Dallas-Fort Worth-Arlington, TX	514	$3,601,307	37,101	36
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	519	$3,445,903	33,188	38
Washington-Arlington-Alexandria, DC-VA-MD-WV	372	$2,811,583	26,431	41
Houston-Pasadena-The Woodlands, TX	464	$2,576,539	26,627	33
Phoenix-Mesa-Chandler, AZ	312	$2,295,762	25,191	44
Atlanta-Sandy Springs-Roswell, GA	370	$2,130,074	22,342	36
Tampa-St. Petersburg-Clearwater, FL	260	$2,038,762	20,901	44
San Francisco-Oakland-Fremont, CA	251	$2,025,972	17,653	42
Baltimore-Columbia-Towson, MD	272	$1,772,028	17,209	43
Detroit-Warren-Dearborn, MI	276	$1,611,257	16,804	41

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 2022.

Specialties billing 92004 nationally

Ophthalmology accounts for 51% of payment for 92004 nationally in 2022, across 3 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Ophthalmology	9,772	36%	$84,492,291	51%	855,705	88
Optometry	17,410	64%	$79,838,087	48%	861,108	49
Physician Assistant	17	0.06%	$65,752	0.04%	878	52

Not listed: 10 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 2022.

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