	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
California	522	$2,271,050	22,903	24	133
New York	468	$2,244,067	24,611	35	154
Florida	440	$2,015,864	21,605	30	156
North Carolina	413	$1,596,661	23,315	35	165
Texas	497	$1,544,954	20,271	27	111
Maryland	171	$1,403,440	13,187	43	243
Massachusetts	297	$1,290,823	19,694	41	191
Illinois	416	$1,266,301	19,832	33	136
Virginia	249	$1,219,641	16,986	39	192
Pennsylvania	435	$1,127,740	19,259	30	118
Ohio	269	$1,026,445	18,556	39	209
New Jersey	234	$964,132	9,039	24	91
Michigan	311	$849,617	14,695	32	140
Tennessee	257	$832,592	12,151	30	142
Missouri	245	$719,900	12,914	35	144

Not listed: 4 billers with an armed-forces or unknown state code (AA, AP, XX); 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	352	$1,892,515	18,048	30
Boston-Cambridge-Newton, MA-NH	249	$986,704	14,151	35
Baltimore-Columbia-Towson, MD	113	$901,415	8,019	39
Chicago-Naperville-Elgin, IL-IN	292	$814,673	12,634	30
Los Angeles-Long Beach-Anaheim, CA	140	$795,312	7,055	22
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	208	$721,211	9,151	28
Washington-Arlington-Alexandria, DC-VA-MD-WV	95	$581,854	5,662	26
Dallas-Fort Worth-Arlington, TX	145	$547,379	5,870	32
Minneapolis-St. Paul-Bloomington, MN-WI	149	$442,712	6,009	28
Detroit-Warren-Dearborn, MI	134	$376,351	6,234	34
St. Louis, MO-IL	122	$354,561	6,613	32
Seattle-Tacoma-Bellevue, WA	103	$314,632	4,533	28
Charlotte-Concord-Gastonia, NC-SC	102	$307,344	4,235	30
Providence-Warwick, RI-MA	64	$293,569	3,603	44
Tampa-St. Petersburg-Clearwater, FL	69	$292,590	2,993	28

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 96 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 71271 nationally

Diagnostic Radiology accounts for 88% of payment for 71271 nationally in 2024, across 10 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Diagnostic Radiology	7,769	89%	$27,083,279	88%	383,395	49
Independent Diagnostic Testing Facility (IDTF)	271	3.1%	$1,983,438	6.4%	17,048	63
Interventional Radiology	265	3.0%	$712,179	2.3%	11,085	42
Family Practice	116	1.3%	$262,077	0.85%	2,921	25
Internal Medicine	93	1.1%	$228,380	0.74%	2,457	26
Pulmonary Disease	74	0.85%	$175,155	0.57%	1,868	25
Cardiology	22	0.25%	$69,187	0.22%	591	27
Nuclear Medicine	15	0.17%	$51,520	0.17%	872	58
Radiation Oncology	11	0.13%	$35,333	0.11%	418	38
Nurse Practitioner	14	0.16%	$26,203	0.09%	324	23

Not listed: 19 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 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