	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	11,517	$111,797,225	+4%	2,417,798	107	583	0.70
2023	11,370	$107,718,250	+2%	2,385,582	108	571	0.70
2022	11,287	$105,468,654	-4%	2,311,168	106	557	0.70
2021	11,205	$109,690,784	+13%	2,324,812	107	551	0.70
2020	11,066	$97,139,441	first year in data	2,055,955	99	495	0.70

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	741	$12,430,233	241,696	129	1,202
California	1,021	$11,185,957	228,017	126	659
New York	866	$9,005,233	182,882	91	642
Texas	951	$8,784,626	181,357	96	424
Maryland	247	$5,818,083	96,020	116	1,462
New Jersey	260	$4,782,020	93,228	163	1,294
Pennsylvania	578	$4,679,298	111,808	106	615
Illinois	478	$4,667,487	108,230	119	512
Arizona	230	$4,264,365	80,337	136	939
Massachusetts	481	$4,104,340	95,126	119	510
Tennessee	311	$3,651,913	72,101	115	742
Georgia	266	$2,876,921	56,174	115	627
Ohio	474	$2,789,774	73,371	105	434
North Carolina	328	$2,757,582	59,820	99	780
Virginia	211	$2,703,896	61,614	155	719

Not listed: 7 billers with an armed-forces or unknown state code (AE, AP, ZZ); they are in the national totals.

Not listed: 1 state 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	813	$12,226,113	230,496	124
Washington-Arlington-Alexandria, DC-VA-MD-WV	161	$5,169,077	85,183	144
Dallas-Fort Worth-Arlington, TX	236	$4,629,243	78,309	105
Los Angeles-Long Beach-Anaheim, CA	405	$4,395,208	89,606	119
Chicago-Naperville-Elgin, IL-IN	407	$4,292,501	97,015	120
Boston-Cambridge-Newton, MA-NH	400	$3,728,852	82,395	117
Miami-Fort Lauderdale-West Palm Beach, FL	206	$3,529,899	68,591	108
Phoenix-Mesa-Chandler, AZ	173	$3,453,783	62,612	138
Tampa-St. Petersburg-Clearwater, FL	173	$2,823,438	54,681	130
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	298	$2,757,385	63,232	111
Atlanta-Sandy Springs-Roswell, GA	163	$2,331,783	41,128	120
Little Rock-North Little Rock-Conway, AR	99	$2,214,699	37,920	85
Houston-Pasadena-The Woodlands, TX	354	$1,803,757	44,496	86
Memphis, TN-MS-AR	74	$1,786,138	27,980	108
San Francisco-Oakland-Fremont, CA	131	$1,505,144	27,167	113

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 92 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 88342 nationally

Pathology accounts for 62% of payment for 88342 nationally in 2024, across 8 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Pathology	10,214	89%	$69,635,586	62%	1,751,934	172
Clinical Laboratory	421	3.7%	$32,412,041	29%	495,537	1,177
Dermatology	623	5.4%	$8,766,595	7.8%	146,176	235
Gastroenterology	95	0.82%	$362,808	0.32%	9,110	96
Micrographic Dermatologic Surgery	48	0.42%	$230,094	0.21%	3,435	72
Urology	25	0.22%	$117,012	0.10%	3,496	140
Neurology	18	0.16%	$47,695	0.04%	1,157	64
Ophthalmology	14	0.12%	$25,638	0.02%	732	52

Not listed: 20 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 88342 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