	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	6,961	$82,400,933	+0%	1,382,731	51	590	0.54
2023	6,966	$82,223,361	+3%	1,352,038	51	589	0.54
2022	7,110	$79,719,317	-4%	1,309,839	50	580	0.54
2021	7,445	$83,109,937	+15%	1,393,386	52	573	0.54
2020	7,395	$72,086,252	first year in data	1,296,368	51	531	0.54

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
Florida	506	$12,130,685	204,772	74	1,429
New York	428	$10,531,467	149,151	66	1,168
California	733	$10,503,068	148,187	65	611
Georgia	244	$8,289,662	111,506	66	1,287
Texas	581	$5,652,799	98,303	57	538
New Jersey	171	$4,515,965	59,981	87	1,417
Arkansas	87	$2,915,485	60,872	62	429
Maryland	129	$2,744,556	36,653	36	813
Massachusetts	237	$2,675,609	39,498	43	568
Pennsylvania	315	$2,382,751	41,394	40	491
Tennessee	196	$1,945,229	35,918	60	664
Arizona	146	$1,918,431	27,645	64	716
Illinois	307	$1,741,752	33,788	39	328
North Carolina	189	$1,236,770	24,170	41	531
Ohio	233	$1,231,135	23,743	37	386

Not listed: 1 billers with an armed-forces or unknown state code (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	452	$14,019,304	191,811	92
Atlanta-Sandy Springs-Roswell, GA	145	$7,521,988	95,568	82
Miami-Fort Lauderdale-West Palm Beach, FL	137	$7,387,535	122,893	77
Los Angeles-Long Beach-Anaheim, CA	297	$5,915,753	78,804	76
Washington-Arlington-Alexandria, DC-VA-MD-WV	88	$2,852,278	42,763	70
Little Rock-North Little Rock-Conway, AR	54	$2,779,461	57,741	84
Boston-Cambridge-Newton, MA-NH	205	$2,668,432	38,357	46
Dallas-Fort Worth-Arlington, TX	138	$2,399,069	37,180	54
Houston-Pasadena-The Woodlands, TX	189	$1,705,083	29,975	62
Phoenix-Mesa-Chandler, AZ	106	$1,651,087	22,786	66
Chicago-Naperville-Elgin, IL-IN	247	$1,509,943	28,635	41
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	166	$1,466,665	24,971	43
Orlando-Kissimmee-Sanford, FL	60	$1,250,113	21,135	199
San Jose-Sunnyvale-Santa Clara, CA	62	$1,200,367	15,227	31
Tampa-St. Petersburg-Clearwater, FL	110	$1,136,293	22,378	64

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 84 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 88312 nationally

Pathology accounts for 55% of payment for 88312 nationally in 2023, across 7 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Pathology	5,636	81%	$45,120,865	55%	825,097	146
Clinical Laboratory	383	5.5%	$27,115,515	33%	379,473	991
Dermatology	458	6.6%	$5,432,759	6.6%	76,248	166
Gastroenterology	373	5.4%	$2,993,926	3.6%	49,408	132
Podiatry	25	0.36%	$1,051,467	1.3%	12,060	482
Internal Medicine	31	0.45%	$231,481	0.28%	4,457	144
Oral Surgery (Dentist only)	13	0.19%	$21,773	0.03%	416	32

Not listed: 15 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 88312 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