	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	8,146	$31,888,068	-5%	532,566	44	188	1.00
2023	8,499	$33,426,201	-2% (2023 changed hospital and observation visit codes)	542,261	43	182	1.00
2022	8,756	$34,127,412	-3%	547,150	42	177	1.00
2021	8,939	$35,337,076	– (Not compared: 2021 changed office visit values)	552,230	41	179	1.00
2020	8,999	$35,353,234	first year in data	545,816	40	174	1.00

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	622	$4,799,200	55,649	62	254
California	699	$3,728,760	47,151	41	214
New York	562	$2,650,263	31,000	39	145
Texas	535	$1,968,581	32,129	43	162
Maryland	193	$1,898,797	18,212	70	243
North Carolina	332	$1,612,405	24,280	59	183
New Jersey	287	$1,290,748	14,223	36	121
Virginia	229	$1,233,216	18,427	61	208
Pennsylvania	412	$1,131,504	25,040	43	159
Illinois	384	$1,120,184	23,918	42	180
Arizona	128	$1,112,428	12,796	60	323
Tennessee	256	$980,527	18,578	41	211
Georgia	256	$865,871	15,347	37	159
Washington	178	$782,090	11,565	52	160
Massachusetts	285	$674,871	12,973	34	106

Not listed: 2 billers with an armed-forces or unknown state code (AA, 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 2020.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	551	$2,869,827	32,750	42
Washington-Arlington-Alexandria, DC-VA-MD-WV	164	$1,607,697	16,286	83
Los Angeles-Long Beach-Anaheim, CA	215	$1,413,366	18,064	54
Baltimore-Columbia-Towson, MD	101	$1,100,266	10,386	73
Chicago-Naperville-Elgin, IL-IN	288	$950,241	20,142	48
Phoenix-Mesa-Chandler, AZ	86	$888,570	9,825	67
Miami-Fort Lauderdale-West Palm Beach, FL	130	$885,890	11,817	72
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	218	$845,831	13,985	44
Orlando-Kissimmee-Sanford, FL	71	$828,690	8,958	101
Tampa-St. Petersburg-Clearwater, FL	102	$781,990	10,149	64
Atlanta-Sandy Springs-Roswell, GA	134	$617,408	9,618	48
Dallas-Fort Worth-Arlington, TX	126	$567,767	9,041	52
Boston-Cambridge-Newton, MA-NH	219	$527,573	10,157	35
Houston-Pasadena-The Woodlands, TX	139	$484,830	9,598	60
Seattle-Tacoma-Bellevue, WA	104	$470,998	7,077	53

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 77066 nationally

Diagnostic Radiology accounts for 92% of payment for 77066 nationally in 2020, across 7 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Diagnostic Radiology	8,605	96%	$32,675,514	92%	519,105	60
Independent Diagnostic Testing Facility (IDTF)	133	1.5%	$1,135,788	3.2%	10,625	80
General Surgery	33	0.37%	$684,694	1.9%	6,199	188
Interventional Radiology	92	1.0%	$197,115	0.56%	3,287	36
Family Practice	24	0.27%	$101,210	0.29%	1,213	51
Hematology-Oncology	15	0.17%	$91,011	0.26%	789	53
Obstetrics & Gynecology	39	0.43%	$70,245	0.20%	718	18

Not listed: 23 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 77066 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