	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	457,569	$3,967,726,634	-4%	67,927,936	72	533	1.30
2023	457,151	$4,123,102,926	-4%	70,165,439	75	550	1.30
2022	455,642	$4,316,975,149	-6%	72,368,685	77	570	1.30
2021	455,329	$4,578,684,345	+26%	74,572,954	80	590	1.30
2020	442,931	$3,641,690,420	first year in data	74,817,627	82	606	0.97

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	33,869	$480,551,153	7,021,568	84	791
New York	31,621	$409,110,929	5,628,764	84	664
Florida	29,388	$407,059,696	6,359,862	93	849
Texas	28,812	$284,980,965	4,752,091	82	588
New Jersey	13,756	$195,903,676	2,784,946	103	712
Pennsylvania	22,542	$186,052,381	3,071,426	70	472
Illinois	17,691	$169,890,668	2,736,129	78	551
Ohio	19,702	$147,176,940	2,689,068	76	462
North Carolina	16,373	$137,925,073	2,403,028	75	508
Virginia	12,201	$136,638,384	2,230,832	96	641
Georgia	13,124	$135,687,077	2,303,164	89	622
Maryland	9,301	$128,458,390	1,943,287	102	765
Massachusetts	13,560	$127,121,259	1,986,841	73	521
Michigan	15,047	$115,465,055	1,964,515	67	455
Tennessee	11,049	$100,824,732	1,825,500	88	562

Not listed: 58 billers with an armed-forces or unknown state code (AA, AE, AP, XX, ZZ); they are in the national totals.

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	29,895	$469,886,876	6,194,710	98
Los Angeles-Long Beach-Anaheim, CA	11,896	$179,437,620	2,534,856	81
Chicago-Naperville-Elgin, IL-IN	13,286	$131,487,436	2,064,786	75
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	10,418	$108,949,012	1,677,396	80
Washington-Arlington-Alexandria, DC-VA-MD-WV	7,757	$98,158,744	1,422,461	86
Miami-Fort Lauderdale-West Palm Beach, FL	7,443	$97,797,857	1,448,984	80
Boston-Cambridge-Newton, MA-NH	9,868	$90,043,220	1,389,493	71
Dallas-Fort Worth-Arlington, TX	7,914	$74,779,251	1,224,068	82
Detroit-Warren-Dearborn, MI	6,605	$64,108,102	1,023,422	79
Phoenix-Mesa-Chandler, AZ	6,254	$62,363,456	1,033,579	73
Atlanta-Sandy Springs-Roswell, GA	6,892	$62,183,691	1,021,359	77
Houston-Pasadena-The Woodlands, TX	6,846	$58,359,643	930,349	66
Baltimore-Columbia-Towson, MD	4,922	$57,536,389	888,525	86
San Francisco-Oakland-Fremont, CA	4,130	$52,966,709	726,142	76
Tampa-St. Petersburg-Clearwater, FL	4,534	$47,220,847	757,584	78

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 100 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 99213 nationally

Internal Medicine accounts for 12% of payment for 99213 nationally in 2021, across 72 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Internal Medicine	45,406	10.0%	$557,854,416	12%	8,918,804	196
Family Practice	59,593	13%	$554,880,817	12%	9,399,634	158
Nurse Practitioner	77,875	17%	$437,001,673	9.5%	8,555,770	110
Dermatology	11,309	2.5%	$357,746,705	7.8%	5,587,931	494
Physician Assistant	46,892	10%	$313,431,845	6.8%	5,876,698	125
Podiatry	13,183	2.9%	$302,693,394	6.6%	4,430,848	336
Orthopedic Surgery	19,027	4.2%	$266,637,913	5.8%	4,009,916	211
Urology	8,203	1.8%	$164,836,743	3.6%	2,544,919	310
Ophthalmology	10,293	2.3%	$164,542,265	3.6%	2,534,485	246
Cardiology	12,120	2.7%	$149,570,552	3.3%	2,322,736	192
Otolaryngology	7,888	1.7%	$120,167,895	2.6%	1,797,301	228
Psychiatry	7,763	1.7%	$92,629,551	2.0%	1,512,528	195
Hematology-Oncology	6,238	1.4%	$92,483,802	2.0%	1,467,798	235
Optometry	16,655	3.7%	$90,359,751	2.0%	1,502,596	90
Gastroenterology	9,925	2.2%	$76,313,494	1.7%	1,138,679	115

Not listed: 8 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 99213 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