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Edit this profileAt a glance
- 4901 Forest Park Ave, Div Obgyn Mfm and US, Ste 710, Saint Louis, MO 63108
About Dr. Thayer
Sydney M. Thayer, MD practices obstetrics & gynecology in Saint Louis, MO. Sydney is a 2017 graduate of University of California, San Diego School of Medicine. Sydney is also listed as specializing in maternal & fetal medicine. The provider's National Provider Identifier (NPI) is 1427581768.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (314) 454-8181
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
4901 FOREST PARK AVE DIV OBGYN MFM AND US, STE 710
Saint Louis, MO 63108
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other OB-GYNs at this location 6
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 23 related providers in 3 groups
Other OB-GYNs in Saint Louis 8
Same specialty, same city.
Trained at University of California, San Diego School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2017 at University of California, San Diego School of Medicine 7
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Thayer specialize in?
Dr. Thayer is an OB-GYN in Saint Louis, MO. That is the designation recorded for this NPI in the federal registry, where it is listed as “Obstetrics & Gynecology”.
NPI registry
Where is Dr. Thayer located?
Dr. Thayer is listed at 4901 Forest Park Ave Div Obgyn Mfm and US, Ste 710, Saint Louis, MO 63108. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Thayer's phone number?
The number on file is (314) 454-8181. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Thayer's NPI number?
Dr. Thayer's National Provider Identifier is 1427581768. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Thayer go to medical school?
Dr. Thayer attended University of California, San Diego School of Medicine, graduating in 2017. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Thayer been practicing?
Dr. Thayer has 9 years experience. Calculated from a graduation year of 2017, reported in the CMS National Downloadable File.
CMS public data
Has Dr. Thayer confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Thayer. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.