	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	6,734	$48,256,766	-4%	1,394,911	69	666	0.24
2023	6,757	$50,183,262	+3%	1,413,874	66	693	0.24
2022	6,772	$48,948,709	-5%	1,391,247	65	694	0.24
2021	7,009	$51,432,994	+22%	1,478,397	67	673	0.24
2020	6,913	$42,330,684	first year in data	1,315,368	65	607	0.24

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	654	$5,743,950	153,825	77	744
New York	479	$5,520,398	134,798	73	1,188
New Jersey	190	$5,385,454	103,970	120	3,196
Florida	482	$4,890,086	122,722	84	971
Maryland	141	$4,300,449	77,453	78	1,836
Texas	553	$3,698,750	104,844	72	582
Georgia	198	$2,003,279	52,905	76	1,169
Arkansas	101	$1,878,649	92,967	204	1,130
Pennsylvania	294	$1,696,605	56,175	60	674
Arizona	163	$1,590,949	42,396	91	1,043
Tennessee	200	$1,376,886	42,922	60	1,103
Illinois	280	$1,185,662	38,799	61	346
Connecticut	109	$1,120,858	23,793	78	644
South Carolina	109	$935,144	25,605	103	571
Massachusetts	279	$823,011	35,308	64	346

Not listed: 1 billers with an armed-forces or unknown state code (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	504	$10,414,578	219,786	110
Washington-Arlington-Alexandria, DC-VA-MD-WV	104	$4,097,327	78,067	93
Los Angeles-Long Beach-Anaheim, CA	260	$3,261,307	74,776	90
Dallas-Fort Worth-Arlington, TX	148	$2,243,534	52,205	89
Little Rock-North Little Rock-Conway, AR	79	$1,782,460	90,154	297
Atlanta-Sandy Springs-Roswell, GA	124	$1,581,219	37,774	70
Phoenix-Mesa-Chandler, AZ	124	$1,216,223	30,688	101
Miami-Fort Lauderdale-West Palm Beach, FL	133	$1,187,558	26,652	79
Cape Coral-Fort Myers, FL	25	$1,057,802	20,958	143
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	161	$1,011,494	34,832	77
Chicago-Naperville-Elgin, IL-IN	247	$980,189	33,801	65
Orlando-Kissimmee-Sanford, FL	57	$934,738	20,202	124
Houston-Pasadena-The Woodlands, TX	202	$856,462	28,192	71
Memphis, TN-MS-AR	44	$818,187	16,841	91
Boston-Cambridge-Newton, MA-NH	229	$757,708	30,265	62

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 78 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 88313 nationally

Pathology accounts for 59% of payment for 88313 nationally in 2024, across 9 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Pathology	5,740	85%	$28,597,389	59%	973,458	170
Clinical Laboratory	321	4.8%	$14,461,598	30%	309,376	964
Gastroenterology	354	5.3%	$3,140,141	6.5%	69,103	195
Dermatology	173	2.6%	$944,205	2.0%	16,420	95
Podiatry	20	0.30%	$629,268	1.3%	9,813	491
Internal Medicine	34	0.50%	$205,631	0.43%	5,217	153
Urology	26	0.39%	$168,273	0.35%	5,551	214
Ophthalmology	18	0.27%	$25,647	0.05%	1,869	104
Hematology-Oncology	14	0.21%	$15,034	0.03%	395	28

Not listed: 14 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 88313 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