John Anstey, M.D.
NPI 1669470878 · Obstetrics & Gynecology Physician · Saint Louis, MO
John Anstey, M.D. is a Obstetrics & Gynecology Physician provider in Saint Louis, MO (NPI 1669470878).
Provider details
- NPI number
- 1669470878
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- R5841 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-12
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Anstey's NPI number?
- John Anstey's National Provider Identifier (NPI) is 1669470878, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Anstey's specialty?
- John Anstey is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is John Anstey located?
- John Anstey's practice location on file with NPPES is 3009 N Ballas Rd, Saint Louis, MO 63131-2322.
- What is John Anstey's phone number?
- The practice phone number listed in the NPPES registry for John Anstey is (314) 432-2880.
- Is John Anstey's NPI active?
- Yes — John Anstey's NPI (1669470878) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.