	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	6,383	$296,622,466	-11%	1,080,713	142	396	6.77
2023	6,549	$333,207,529	-15%	1,197,633	153	427	6.77
2022	6,814	$390,094,256	-18%	1,368,457	168	476	6.77
2021	7,057	$478,375,612	-3%	1,657,334	195	572	6.77
2020	7,360	$495,091,415	first year in data	2,151,849	239	739	5.18

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	636	$57,239,135	187,255	255	728
Texas	669	$48,073,204	171,176	212	593
New York	483	$36,581,508	115,188	193	579
Florida	465	$30,433,381	104,835	206	517
Illinois	317	$20,941,848	71,191	200	555
North Carolina	266	$20,313,099	73,288	244	622
Georgia	271	$20,168,538	71,986	219	669
Pennsylvania	340	$18,215,514	63,153	157	419
New Jersey	258	$16,692,293	54,057	191	452
Michigan	230	$14,823,980	51,838	199	542
Maryland	152	$14,125,785	46,504	301	580
Virginia	191	$14,004,967	48,608	244	536
Ohio	265	$11,793,444	42,024	132	374
South Carolina	133	$10,859,496	39,554	269	713
Tennessee	147	$10,070,703	37,326	219	591

Not listed: 1 billers with an armed-forces or unknown state code (ZZ); they are in the national totals.

Not listed: 6 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	532	$37,874,060	116,462	184
Los Angeles-Long Beach-Anaheim, CA	260	$23,076,999	74,821	233
Chicago-Naperville-Elgin, IL-IN	266	$18,040,000	61,121	200
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	213	$12,692,502	42,440	161
Dallas-Fort Worth-Arlington, TX	202	$12,607,614	44,732	192
Washington-Arlington-Alexandria, DC-VA-MD-WV	130	$11,602,334	37,559	268
Houston-Pasadena-The Woodlands, TX	160	$10,227,993	35,160	182
Atlanta-Sandy Springs-Roswell, GA	141	$8,999,380	31,564	194
Miami-Fort Lauderdale-West Palm Beach, FL	136	$8,781,038	29,460	176
Baltimore-Columbia-Towson, MD	82	$7,277,884	24,067	296
Detroit-Warren-Dearborn, MI	125	$7,243,137	24,758	159
San Francisco-Oakland-Fremont, CA	83	$7,116,435	22,127	240
Riverside-San Bernardino-Ontario, CA	80	$6,518,602	21,909	249
San Antonio-New Braunfels, TX	82	$5,453,218	19,825	207
Boston-Cambridge-Newton, MA-NH	78	$5,012,544	16,598	134

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 87 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 90960 nationally

Nephrology accounts for 89% of payment for 90960 nationally in 2021, across 6 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Nephrology	5,939	84%	$425,398,329	89%	1,471,405	248
Internal Medicine	608	8.6%	$43,849,643	9.2%	151,582	249
Nurse Practitioner	361	5.1%	$3,470,783	0.73%	14,340	40
Neurology	33	0.47%	$2,311,282	0.48%	7,936	240
Hospitalist	16	0.23%	$830,523	0.17%	2,923	183
Physician Assistant	66	0.94%	$582,951	0.12%	2,436	37

Not listed: 15 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 90960 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