	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	8,175	$177,263,435	+2%	867,623	59	351	1.90
2023	8,202	$174,025,512	-0%	873,823	59	353	1.90
2022	8,113	$174,509,320	-9%	883,540	60	365	1.90
2021	8,135	$191,417,716	+11%	966,046	65	402	1.90
2020	7,905	$172,422,663	first year in data	896,595	62	386	1.90

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	758	$20,467,728	89,082	61	418
Texas	681	$13,507,001	71,902	61	350
Florida	616	$13,412,916	63,280	55	354
Georgia	369	$8,510,914	43,149	73	385
Arizona	248	$8,272,899	39,397	105	480
Maryland	242	$7,746,528	36,727	92	469
New York	406	$7,708,317	33,863	56	236
New Jersey	304	$6,617,726	29,523	65	287
Pennsylvania	345	$6,499,554	34,142	61	278
Illinois	286	$6,085,980	32,618	69	360
North Carolina	263	$5,504,795	28,412	58	348
Virginia	164	$5,384,644	24,647	76	491
Ohio	269	$4,607,014	28,407	51	352
South Carolina	128	$4,252,737	21,957	97	544
Colorado	161	$3,931,181	19,883	71	409

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 2022.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	510	$10,988,435	47,378	60
Los Angeles-Long Beach-Anaheim, CA	275	$7,000,426	30,864	56
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	216	$6,721,636	31,452	74
Phoenix-Mesa-Chandler, AZ	187	$6,423,494	30,241	107
Chicago-Naperville-Elgin, IL-IN	255	$5,026,094	25,964	71
Atlanta-Sandy Springs-Roswell, GA	208	$4,820,885	23,370	80
Baltimore-Columbia-Towson, MD	121	$4,390,214	21,529	135
Washington-Arlington-Alexandria, DC-VA-MD-WV	146	$4,353,111	18,916	58
Dallas-Fort Worth-Arlington, TX	219	$3,930,899	21,367	58
Miami-Fort Lauderdale-West Palm Beach, FL	153	$3,346,967	15,509	60
San Francisco-Oakland-Fremont, CA	102	$2,617,597	11,128	59
Denver-Aurora-Centennial, CO	86	$2,328,117	11,648	68
Boston-Cambridge-Newton, MA-NH	128	$2,186,621	10,994	36
San Antonio-New Braunfels, TX	71	$1,995,978	9,392	79
Minneapolis-St. Paul-Bloomington, MN-WI	95	$1,916,771	9,389	70

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 2022.

Specialties billing 64483 nationally

Ambulatory Surgical Center accounts for 42% of payment for 64483 nationally in 2022, across 14 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Ambulatory Surgical Center	1,356	17%	$73,245,147	42%	254,963	188
Physical Medicine and Rehabilitation	1,901	23%	$33,004,439	19%	206,816	109
Pain Management	1,572	19%	$22,466,138	13%	138,008	88
Interventional Pain Management	1,017	13%	$19,154,183	11%	111,900	110
Anesthesiology	1,406	17%	$18,203,184	10%	118,713	84
Orthopedic Surgery	268	3.3%	$3,969,901	2.3%	23,943	89
Diagnostic Radiology	295	3.6%	$1,363,459	0.78%	10,162	34
Neurology	60	0.74%	$645,551	0.37%	3,378	56
Family Practice	24	0.30%	$421,132	0.24%	2,926	122
Interventional Radiology	31	0.38%	$284,381	0.16%	1,577	51
Sports Medicine	31	0.38%	$276,021	0.16%	2,034	66
Neurosurgery	47	0.58%	$260,450	0.15%	2,005	43
Certified Registered Nurse Anesthetist (CRNA)	32	0.39%	$186,774	0.11%	1,460	46
Physician Assistant	17	0.21%	$146,871	0.08%	956	56

Not listed: 13 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 2022.

Top billers of 64483 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