	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	8,706	$30,775,969	+7%	422,719	30	139	1.08
2023	8,424	$28,735,688	+15%	384,227	29	130	1.08
2022	7,731	$25,013,383	+26%	331,492	29	122	1.08
2021	7,316	$19,882,890	not in the 2020 file	299,291	27	114	1.08

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). Data years 2021–2024.

By state

	observed	calculated	calculated	calculated	calculated
New York	427	$1,573,502	16,668	29	104
North Carolina	361	$1,376,900	19,614	36	169
Florida	368	$1,145,486	14,922	25	117
Massachusetts	301	$1,059,641	14,745	33	124
California	329	$970,530	12,178	23	113
Virginia	226	$869,632	12,247	37	160
Illinois	316	$850,236	12,303	27	105
Michigan	336	$802,199	14,333	30	115
Maryland	140	$699,092	7,827	33	173
Pennsylvania	395	$687,945	15,428	25	113
Tennessee	230	$627,927	8,844	26	101
Ohio	266	$624,171	12,795	30	168
Texas	335	$589,344	10,644	23	79
Georgia	220	$534,312	9,086	26	115
Kentucky	177	$518,134	9,574	38	134

Not listed: 1 billers with an armed-forces or unknown state code (AP); 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 2021.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	274	$1,113,115	10,996	25
Boston-Cambridge-Newton, MA-NH	225	$792,008	10,486	32
Chicago-Naperville-Elgin, IL-IN	219	$486,872	7,538	27
Baltimore-Columbia-Towson, MD	82	$451,426	4,928	30
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	176	$399,063	6,510	25
Washington-Arlington-Alexandria, DC-VA-MD-WV	82	$350,904	3,403	29
Providence-Warwick, RI-MA	79	$319,212	3,492	28
Detroit-Warren-Dearborn, MI	143	$298,097	5,062	25
Minneapolis-St. Paul-Bloomington, MN-WI	127	$295,018	4,230	26
Los Angeles-Long Beach-Anaheim, CA	75	$266,131	2,974	19
Atlanta-Sandy Springs-Roswell, GA	108	$252,330	4,455	29
St. Louis, MO-IL	106	$251,720	4,693	30
Nashville-Davidson--Murfreesboro--Franklin, TN	93	$245,261	2,895	21
Tampa-St. Petersburg-Clearwater, FL	62	$205,132	2,425	23
Virginia Beach-Chesapeake-Norfolk, VA-NC	50	$200,477	2,776	40

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 94 areas with the most payment among those with at least 11 billers; non-metro parts of each state are one area. Data year 2021.

Specialties billing 71271 nationally

Diagnostic Radiology accounts for 92% of payment for 71271 nationally in 2021, across 9 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Diagnostic Radiology	6,757	92%	$18,301,865	92%	280,796	42
Independent Diagnostic Testing Facility (IDTF)	50	0.68%	$353,120	1.8%	3,139	63
Interventional Radiology	155	2.1%	$295,603	1.5%	5,200	34
Family Practice	114	1.6%	$279,063	1.4%	2,876	25
Internal Medicine	91	1.2%	$226,318	1.1%	2,414	27
Pulmonary Disease	49	0.67%	$146,775	0.74%	1,589	32
Cardiology	28	0.38%	$89,161	0.45%	811	29
Nuclear Medicine	12	0.16%	$36,021	0.18%	651	54
Interventional Cardiology	13	0.18%	$25,679	0.13%	339	26

Not listed: 17 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 2021.

Top billers of 71271 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