	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	512	$12,601,706	226,842	72	1,280
New York	448	$10,478,035	155,069	59	1,180
California	726	$10,312,543	148,032	64	639
Georgia	239	$7,932,924	107,871	69	1,546
Texas	595	$6,413,838	107,565	63	559
New Jersey	164	$4,211,426	56,534	99	1,459
Arkansas	86	$3,047,150	64,538	81	468
Maryland	130	$3,041,617	41,990	36	1,060
Massachusetts	232	$2,638,296	41,957	48	626
Pennsylvania	304	$2,289,417	39,697	38	488
Arizona	152	$1,913,870	29,326	58	864
Tennessee	198	$1,656,694	30,025	53	582
Illinois	272	$1,585,123	31,996	47	348
Ohio	251	$1,323,256	25,379	35	474
Virginia	137	$1,190,903	24,480	51	536

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 2024.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	471	$13,857,070	196,306	76
Miami-Fort Lauderdale-West Palm Beach, FL	139	$8,004,293	143,576	74
Atlanta-Sandy Springs-Roswell, GA	147	$7,304,498	93,978	76
Los Angeles-Long Beach-Anaheim, CA	300	$5,382,598	73,921	73
Little Rock-North Little Rock-Conway, AR	57	$2,909,698	61,514	91
Washington-Arlington-Alexandria, DC-VA-MD-WV	99	$2,891,025	43,799	46
Dallas-Fort Worth-Arlington, TX	132	$2,770,940	40,993	51
Boston-Cambridge-Newton, MA-NH	201	$2,624,172	40,669	49
Houston-Pasadena-The Woodlands, TX	217	$2,352,796	38,948	63
Phoenix-Mesa-Chandler, AZ	115	$1,680,468	25,278	60
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	164	$1,465,636	25,263	47
San Jose-Sunnyvale-Santa Clara, CA	56	$1,378,529	16,594	35
Chicago-Naperville-Elgin, IL-IN	224	$1,350,158	27,333	49
Orlando-Kissimmee-Sanford, FL	59	$1,218,096	20,732	191
Tampa-St. Petersburg-Clearwater, FL	101	$1,183,637	24,335	61

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 2024.

Specialties billing 88312 nationally

Pathology accounts for 53% of payment for 88312 nationally in 2024, across 8 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Pathology	5,618	81%	$43,556,722	53%	822,412	146
Clinical Laboratory	388	5.6%	$28,064,254	34%	402,888	1,038
Dermatology	464	6.7%	$5,346,423	6.5%	75,037	162
Gastroenterology	375	5.4%	$3,101,258	3.8%	50,690	135
Podiatry	23	0.33%	$1,809,091	2.2%	20,915	909
Internal Medicine	34	0.49%	$249,002	0.30%	4,768	140
Ophthalmology	11	0.16%	$20,952	0.03%	841	76
Oral Surgery (Dentist only)	11	0.16%	$17,712	0.02%	352	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 2024.

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