Obstetrics & Gynecology Physician vs Obstetrics Physician

Obstetrics & Gynecology Physician has 32.4 times as many registry records as Obstetrics Physician: 45,990 against 1,421. Each count is the NPPES records whose primary taxonomy is the specialty, so it measures how providers describe their main practice, not everyone trained in it.

CMS NPPES, file of Aug 9, 2026; 2023 Census population estimates · method

Obstetrics & Gynecology Physician: 45,990 records in 56 states

California5,088
Texas3,524
New York3,174
Florida2,601
Illinois2,062

Obstetrics & Gynecology Physician nationwide →

Obstetrics Physician: 1,421 records in 54 states

California174
New York118
Texas103
Florida85
Georgia64

Obstetrics Physician nationwide →

By state, with records per 100,000 residents

State	Obstetrics & Gynecology Physician	Obstetrics Physician	Per 100,000 (first)	Per 100,000 (second)
California	5,088	174	13.1	0.4
Texas	3,524	103	11.6	0.3
New York	3,174	118	16.2	0.6
Florida	2,601	85	11.5	0.4
Illinois	2,062	54	16.4	0.4
Pennsylvania	1,974	48	15.2	0.4
Michigan	1,776	64	17.7	0.6
Ohio	1,572	46	13.3	0.4
North Carolina	1,548	42	14.3	0.4
Georgia	1,430	64	13.0	0.6
New Jersey	1,362	39	14.7	0.4
Virginia	1,174	49	13.6	0.6
Massachusetts	1,127	25	16.1	0.4
Washington	1,038	29	13.3	0.4
Maryland	1,034	24	16.7	0.4
Missouri	902	23	14.6	0.4
Colorado	906	17	15.4	0.3
Indiana	894	26	13.0	0.4
Minnesota	878	20	15.3	0.3
Tennessee	815	28	11.4	0.4
Arizona	803	24	10.8	0.3
Wisconsin	796	10	13.5	0.2
South Carolina	752	17	14.0	0.3
Connecticut	707	11	19.5	0.3
Louisiana	659	26	14.4	0.6
Oregon	654	16	15.4	0.4
Kentucky	528	17	11.7	0.4
Alabama	525	14	10.3	0.3
Oklahoma	438	16	10.8	0.4
Utah	386	19	11.3	0.6
Kansas	364	13	12.4	0.4
Iowa	339	12	10.6	0.4
Mississippi	326	5	11.1	0.2
Nevada	318	10	10.0	0.3
Hawaii	288	6	20.1	0.4
Nebraska	284	10	14.4	0.5
Arkansas	278	15	9.1	0.5
District of Columbia	250	7	36.8	1.0
New Mexico	228	23	10.8	1.1
New Hampshire	240	5	17.1	0.4
Rhode Island	205	4	18.7	0.4
Maine	205	2	14.7	0.1
Idaho	191	6	9.7	0.3
West Virginia	187	6	10.6	0.3
Delaware	152	2	14.7	0.2
Montana	125	11	11.0	1.0
Alaska	119	2	16.2	0.3
Vermont	104	4	16.1	0.6
South Dakota	99	3	10.8	0.3
North Dakota	88	1	11.2	0.1
Wyoming	72	1	12.3	0.2

Source: CMS NPPES (NPPES files on CMS.gov), primary NUCC taxonomy by practice state; 2023 population estimates (census.gov).

Common questions

How many Obstetrics & Gynecology Physician providers are there vs Obstetrics Physician?

There are 45,990 Obstetrics & Gynecology Physician and 1,421 Obstetrics Physician records in the CMS NPPES registry, counted by primary taxonomy.

Which specialty is spread across more states?

Obstetrics & Gynecology Physician has records in 56 states and territories, against 54.

Where is the data from?

Provider counts are from the CMS National Plan and Provider Enumeration System (NPPES). Per-capita rates use 2023 Census population estimates.

Two specialties are not substitutes: scope of practice, training and the conditions treated differ. More comparisons →

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of the NPPES file of Aug 9, 2026.