	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	15,527	$1,607,135,368	+2%	6,680,450	101	2,250	7.35
2023	15,965	$1,574,488,007	+2%	7,103,624	101	2,297	7.35
2022	16,070	$1,549,042,104	-2%	7,285,377	102	2,384	7.35
2021	16,131	$1,573,931,045	+20%	7,363,296	104	2,388	7.35
2020	15,059	$1,307,633,532	first year in data	5,896,885	92	2,072	7.35

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	1,250	$163,777,253	228,267	91	626
Florida	911	$118,769,474	204,972	102	924
Texas	986	$115,657,751	201,728	89	770
New York	667	$71,588,865	173,662	87	1,339
Pennsylvania	652	$63,133,392	117,527	78	623
Illinois	552	$55,314,477	663,582	294	4,747
New Jersey	351	$54,086,489	76,187	110	730
Virginia	379	$53,554,472	367,462	243	4,353
Ohio	502	$49,128,701	393,545	204	2,992
Massachusetts	316	$47,826,458	200,738	140	2,626
Arizona	260	$46,337,307	73,853	171	942
Maryland	256	$45,605,537	70,940	143	1,109
North Carolina	576	$44,443,001	577,498	214	4,106
Washington	437	$44,087,158	73,628	49	868
Georgia	383	$43,170,402	243,849	182	2,928

Not listed: 2 billers with an armed-forces or unknown state code (AE, 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 2024.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	700	$88,914,571	148,732	83
Los Angeles-Long Beach-Anaheim, CA	454	$48,052,001	67,901	74
Chicago-Naperville-Elgin, IL-IN	365	$39,908,504	196,740	154
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	296	$38,108,967	61,115	99
Dallas-Fort Worth-Arlington, TX	250	$35,311,604	56,881	106
Washington-Arlington-Alexandria, DC-VA-MD-WV	218	$32,291,855	58,768	104
Boston-Cambridge-Newton, MA-NH	220	$31,481,174	106,852	115
Phoenix-Mesa-Chandler, AZ	151	$30,321,991	48,368	173
Houston-Pasadena-The Woodlands, TX	186	$22,635,877	35,921	85
Atlanta-Sandy Springs-Roswell, GA	200	$21,819,741	97,645	156
Miami-Fort Lauderdale-West Palm Beach, FL	222	$21,109,492	34,668	68
Baltimore-Columbia-Towson, MD	129	$21,057,981	32,657	138
Seattle-Tacoma-Bellevue, WA	163	$19,410,046	28,526	65
San Francisco-Oakland-Fremont, CA	136	$16,729,838	20,334	89
Detroit-Warren-Dearborn, MI	180	$14,707,317	26,957	70

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 66984 nationally

Ophthalmology accounts for 35% of payment for 66984 nationally in 2024, across 2 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Ophthalmology	8,542	55%	$557,027,699	35%	1,736,368	203
Optometry	5,144	33%	$13,816,778	0.86%	3,786,720	736

Not listed: 5 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 66984 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