	observed	calculated	calculated	calculated	calculated	calculated	reported
2024	6,848	$30,484,399	+0%	333,301	32	141	2.50
2023	6,630	$30,478,605	+28%	326,303	32	146	2.50
2022	6,448	$23,835,201	-1%	319,555	32	147	1.90
2021	6,367	$24,055,250	+5%	312,496	33	142	1.90
2020	6,423	$22,840,735	first year in data	295,216	31	131	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
New York	624	$3,813,576	36,211	36	173
California	384	$2,624,745	24,806	39	196
Florida	370	$1,980,176	21,108	36	176
Massachusetts	276	$1,583,873	17,033	41	187
New Jersey	312	$1,571,108	15,327	35	126
Pennsylvania	392	$1,433,742	15,575	25	126
Virginia	272	$1,373,069	15,224	39	148
Maryland	227	$1,329,957	13,917	43	171
Illinois	248	$1,098,813	11,679	30	133
North Carolina	266	$1,048,760	12,038	32	127
Michigan	243	$989,836	11,128	32	114
Ohio	246	$833,410	9,504	28	101
Texas	235	$798,757	8,692	25	106
Connecticut	168	$679,276	7,462	34	103
Tennessee	164	$661,916	8,048	33	153

Not listed: 1 billers with an armed-forces or unknown state code (AP); 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 2023.

Top metro areas

	observed	calculated	calculated	calculated
New York-Newark-Jersey City, NY-NJ	558	$3,776,457	34,218	38
Boston-Cambridge-Newton, MA-NH	182	$1,084,456	11,613	41
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD	231	$1,050,941	11,048	31
Chicago-Naperville-Elgin, IL-IN	175	$855,413	9,006	37
Baltimore-Columbia-Towson, MD	127	$810,519	8,583	46
Washington-Arlington-Alexandria, DC-VA-MD-WV	137	$773,553	7,839	43
Los Angeles-Long Beach-Anaheim, CA	105	$734,126	6,910	36
Detroit-Warren-Dearborn, MI	122	$473,785	5,178	30
San Francisco-Oakland-Fremont, CA	73	$440,716	3,940	34
Seattle-Tacoma-Bellevue, WA	74	$399,584	4,397	43
Minneapolis-St. Paul-Bloomington, MN-WI	113	$397,583	4,646	29
Miami-Fort Lauderdale-West Palm Beach, FL	73	$394,984	4,052	33
Tampa-St. Petersburg-Clearwater, FL	75	$385,208	4,123	41
Phoenix-Mesa-Chandler, AZ	67	$380,403	4,061	39
Virginia Beach-Chesapeake-Norfolk, VA-NC	66	$367,523	4,239	47

Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 96 areas with the most payment among those with at least 11 billers; non-metro parts of each state are one area. Data year 2023.

Specialties billing 99316 nationally

Nurse Practitioner accounts for 52% of payment for 99316 nationally in 2023, across 10 specialties on claims.

	observed	calculated	calculated	calculated	calculated	calculated
Nurse Practitioner	3,679	55%	$15,727,346	52%	181,924	49
Internal Medicine	1,325	20%	$7,513,584	25%	70,533	53
Family Practice	575	8.7%	$2,545,152	8.4%	24,798	43
Physician Assistant	526	7.9%	$2,248,760	7.4%	26,046	50
Geriatric Medicine	184	2.8%	$932,147	3.1%	8,596	47
Hospitalist	192	2.9%	$771,194	2.5%	7,321	38
General Practice	33	0.50%	$174,363	0.57%	1,593	48
Physical Medicine and Rehabilitation	21	0.32%	$143,408	0.47%	1,329	63
Emergency Medicine	30	0.45%	$97,777	0.32%	975	33
Certified Clinical Nurse Specialist	15	0.23%	$70,502	0.23%	822	55

Not listed: 20 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 2023.

Top billers of 99316 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