	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	4,458	$129,001,156	+1%	223,921	27	126	10.25
2023	4,580	$127,145,567	-2%	221,454	27	127	10.25
2022	4,740	$130,038,685	-5%	243,674	27	131	10.25
2021	4,938	$136,344,182	+26%	248,411	27	140	10.25
2020	4,297	$107,794,397	first year in data	197,106	25	125	10.25

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	502	$14,866,025	19,875	25	124
New York	288	$10,640,935	15,428	25	193
Florida	335	$9,716,374	14,943	29	128
Texas	303	$7,158,546	10,952	23	100
New Jersey	167	$6,442,531	8,990	27	156
Massachusetts	152	$5,140,521	7,586	27	192
Pennsylvania	214	$5,106,699	8,097	28	93
Illinois	190	$4,957,163	8,678	28	136
Indiana	136	$4,776,964	8,019	35	166
Ohio	182	$4,652,312	11,069	29	188
Maryland	136	$4,531,820	6,530	30	148
Michigan	153	$3,641,849	5,945	27	90
Virginia	128	$3,604,979	6,274	29	148
Georgia	149	$3,426,234	5,482	23	111
North Carolina	143	$3,223,414	27,390	29	1,440

Not listed: 4 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 2021.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	316	$13,179,502	18,384	25
Chicago-Naperville-Elgin, IL-IN	145	$4,236,911	7,074	27
Los Angeles-Long Beach-Anaheim, CA	154	$4,097,933	5,644	24
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	114	$3,125,729	4,592	28
Boston-Cambridge-Newton, MA-NH	97	$2,798,971	4,470	25
Baltimore-Columbia-Towson, MD	71	$2,477,378	3,589	31
San Francisco-Oakland-Fremont, CA	79	$2,332,679	2,833	23
Washington-Arlington-Alexandria, DC-VA-MD-WV	84	$2,158,690	3,075	24
Dallas-Fort Worth-Arlington, TX	82	$2,146,883	3,211	26
Phoenix-Mesa-Chandler, AZ	58	$1,919,999	2,855	34
Detroit-Warren-Dearborn, MI	71	$1,865,444	2,824	26
Atlanta-Sandy Springs-Roswell, GA	81	$1,746,501	2,652	21
San Diego-Chula Vista-Carlsbad, CA	52	$1,746,007	2,429	27
Miami-Fort Lauderdale-West Palm Beach, FL	70	$1,669,113	2,497	25
Tampa-St. Petersburg-Clearwater, FL	39	$1,553,365	2,391	34

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 82 areas with the most payment among those with at least 11 billers; non-metro parts of each state are one area. Data year 2021.

Specialties billing 66982 nationally

Ambulatory Surgical Center accounts for 51% of payment for 66982 nationally in 2021, across 2 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Ambulatory Surgical Center	1,298	26%	$70,023,353	51%	87,840	68
Ophthalmology	3,580	72%	$66,170,167	49%	132,312	37

Not listed: 3 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 2021.

Top billers of 66982 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