	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	1,253	$153,861,619	222,015	89	620
Florida	944	$118,504,436	207,508	98	925
Texas	992	$112,962,512	203,195	95	786
New York	677	$70,632,381	166,125	86	1,175
Pennsylvania	665	$65,023,376	121,637	81	654
Illinois	572	$55,964,208	768,152	364	5,129
Virginia	378	$52,558,510	394,431	247	4,712
New Jersey	371	$52,390,299	78,082	100	628
Ohio	534	$49,581,310	437,662	207	3,329
Massachusetts	325	$46,534,125	235,041	173	2,842
Washington	455	$44,347,473	79,179	53	883
Maryland	253	$43,640,974	69,607	132	1,047
North Carolina	584	$43,060,049	608,227	225	4,554
Arizona	268	$42,812,693	73,341	148	925
Georgia	411	$42,373,828	271,043	192	3,097

Not listed: 3 billers with an armed-forces or unknown state code (AE, 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 2023.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	725	$86,309,808	146,356	80
Los Angeles-Long Beach-Anaheim, CA	451	$46,369,869	68,295	79
Chicago-Naperville-Elgin, IL-IN	374	$39,686,428	246,965	164
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	293	$37,582,827	62,192	98
Dallas-Fort Worth-Arlington, TX	256	$34,053,300	57,440	102
Washington-Arlington-Alexandria, DC-VA-MD-WV	217	$31,747,547	60,536	108
Boston-Cambridge-Newton, MA-NH	220	$29,283,726	114,739	129
Phoenix-Mesa-Chandler, AZ	159	$28,124,439	48,352	174
Houston-Pasadena-The Woodlands, TX	195	$22,099,320	37,280	81
Atlanta-Sandy Springs-Roswell, GA	209	$21,162,813	101,068	156
Miami-Fort Lauderdale-West Palm Beach, FL	231	$20,632,078	35,716	67
Seattle-Tacoma-Bellevue, WA	178	$20,071,151	32,268	71
Baltimore-Columbia-Towson, MD	120	$19,631,824	31,741	129
Tampa-St. Petersburg-Clearwater, FL	112	$15,521,085	26,878	136
San Francisco-Oakland-Fremont, CA	137	$14,897,357	19,359	86

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 66984 nationally

Ophthalmology accounts for 37% of payment for 66984 nationally in 2023, across 2 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Ophthalmology	8,684	54%	$578,477,741	37%	1,780,723	205
Optometry	5,416	34%	$14,851,692	0.94%	4,145,461	765

Not listed: 6 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 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