	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	15,851	$61,985,969	-6%	410,373	17	60	2.60
2023	17,441	$66,078,763	-10%	435,826	17	61	2.60
2022	18,306	$73,077,051	-21%	471,824	18	64	2.60
2021	20,800	$92,063,682	-7%	563,701	19	68	2.60
2020	20,871	$99,114,878	first year in data	591,568	19	76	2.43

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	1,363	$7,979,947	48,463	19	100
New York	1,045	$5,253,224	31,594	18	59
Florida	894	$4,754,645	31,119	17	68
Pennsylvania	993	$3,170,977	22,490	17	45
Texas	841	$2,991,734	19,332	16	54
Illinois	802	$2,948,368	18,020	16	47
Massachusetts	661	$2,641,904	16,633	17	66
Maryland	437	$2,095,749	12,984	18	70
South Carolina	454	$1,809,527	11,908	19	64
Virginia	482	$1,805,647	11,433	17	54
Ohio	679	$1,735,844	13,832	16	43
Georgia	411	$1,645,584	10,941	16	43
New Jersey	454	$1,629,591	10,633	17	49
Indiana	478	$1,536,561	10,403	16	42
North Carolina	504	$1,452,436	9,722	15	42

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	1,013	$5,360,086	31,586	18
Los Angeles-Long Beach-Anaheim, CA	510	$3,498,629	21,076	19
Chicago-Naperville-Elgin, IL-IN	736	$2,486,075	15,153	17
Boston-Cambridge-Newton, MA-NH	497	$2,050,831	12,716	18
Miami-Fort Lauderdale-West Palm Beach, FL	174	$1,572,621	10,522	18
Washington-Arlington-Alexandria, DC-VA-MD-WV	276	$1,483,561	8,956	17
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	445	$1,289,727	10,373	17
Riverside-San Bernardino-Ontario, CA	136	$1,180,970	6,954	18
Atlanta-Sandy Springs-Roswell, GA	235	$1,127,348	7,395	17
Baltimore-Columbia-Towson, MD	229	$1,004,013	6,119	18
Allentown-Bethlehem-Easton, PA-NJ	222	$857,015	5,430	18
Dallas-Fort Worth-Arlington, TX	202	$808,720	5,219	16
Orlando-Kissimmee-Sanford, FL	109	$746,586	4,988	19
Phoenix-Mesa-Chandler, AZ	189	$717,965	4,713	17
Houston-Pasadena-The Woodlands, TX	185	$637,229	4,093	16

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 98 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 G0438 nationally

Family Practice accounts for 40% of payment for G0438 nationally in 2024, across 14 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Family Practice	7,045	44%	$24,648,698	40%	161,087	23
Internal Medicine	5,420	34%	$21,478,827	35%	137,390	25
Nurse Practitioner	2,200	14%	$8,853,661	14%	65,542	30
Physician Assistant	664	4.2%	$3,127,676	5.0%	22,925	35
General Practice	122	0.77%	$1,302,478	2.1%	7,857	64
Emergency Medicine	53	0.33%	$384,606	0.62%	2,315	44
Geriatric Medicine	69	0.44%	$363,700	0.59%	2,296	33
Hospitalist	53	0.33%	$198,585	0.32%	1,370	26
Pulmonary Disease	14	0.09%	$181,334	0.29%	1,014	72
Cardiology	29	0.18%	$153,614	0.25%	938	32
Obstetrics & Gynecology	37	0.23%	$137,779	0.22%	803	22
Pediatric Medicine	33	0.21%	$91,888	0.15%	591	18
Nephrology	19	0.12%	$88,205	0.14%	493	26
Osteopathic Manipulative Medicine	14	0.09%	$37,597	0.06%	249	18

Not listed: 25 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 G0438 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