	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% (2023 changed hospital and observation visit codes)	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	– (Not compared: 2021 changed office visit values)	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	711	$11,084,281	206,703	136	1,057
California	944	$8,865,664	175,032	103	508
Texas	878	$8,076,052	161,668	82	401
New York	821	$7,493,541	146,965	81	526
Maryland	237	$4,988,507	80,809	127	1,233
New Jersey	256	$4,307,078	82,636	137	1,135
Tennessee	308	$3,703,770	74,656	133	704
Arizona	207	$3,688,058	65,088	141	667
Illinois	484	$3,521,342	84,247	105	528
Massachusetts	459	$3,307,258	71,194	95	413
Pennsylvania	586	$3,162,285	85,721	97	382
Arkansas	131	$2,864,278	47,887	101	625
North Carolina	319	$2,563,091	56,246	106	610
Georgia	264	$2,422,012	49,726	98	577
Virginia	205	$2,368,033	51,123	146	624

Not listed: 2 billers with an armed-forces or unknown state code (ZZ); they are in the national totals.

Not listed: 2 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 2020.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	754	$10,282,973	188,126	98
Washington-Arlington-Alexandria, DC-VA-MD-WV	168	$4,486,679	70,455	152
Dallas-Fort Worth-Arlington, TX	229	$4,405,504	71,212	91
Los Angeles-Long Beach-Anaheim, CA	369	$3,520,440	69,848	99
Miami-Fort Lauderdale-West Palm Beach, FL	206	$3,365,731	60,286	107
Phoenix-Mesa-Chandler, AZ	158	$3,148,148	53,655	139
Chicago-Naperville-Elgin, IL-IN	394	$3,083,966	71,303	105
Boston-Cambridge-Newton, MA-NH	370	$2,910,904	59,014	92
Little Rock-North Little Rock-Conway, AR	92	$2,569,836	40,888	99
Tampa-St. Petersburg-Clearwater, FL	148	$2,078,643	39,405	106
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	289	$1,828,685	48,512	100
Atlanta-Sandy Springs-Roswell, GA	158	$1,738,241	32,347	85
Memphis, TN-MS-AR	63	$1,660,706	26,521	162
Nashville-Davidson--Murfreesboro--Franklin, TN	148	$1,385,676	31,553	117
Baltimore-Columbia-Towson, MD	153	$1,360,261	27,749	99

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 93 areas with the most payment among those with at least 11 billers; non-metro parts of each state are one area. Data year 2020.

Specialties billing 88342 nationally

Pathology accounts for 61% of payment for 88342 nationally in 2020, across 8 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Pathology	9,814	89%	$59,198,970	61%	1,482,254	151
Clinical Laboratory	441	4.0%	$31,626,118	33%	462,633	1,049
Dermatology	550	5.0%	$5,146,998	5.3%	86,526	157
Gastroenterology	149	1.3%	$744,348	0.77%	13,825	93
Urology	29	0.26%	$123,110	0.13%	3,706	128
Neurology	14	0.13%	$43,814	0.05%	1,131	81
Hematology	11	0.10%	$26,301	0.03%	861	78
Ophthalmology	12	0.11%	$18,680	0.02%	442	37

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 2020.

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