Are you Dr. Keiser? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 8435 Wurzbach Rd, San Antonio, TX 78229
About Dr. Keiser
Sylvia E. Keiser, DO practices gastroenterology in San Antonio, TX. Sylvia is also listed as specializing in internal medicine. The provider's National Provider Identifier (NPI) is 1366063463.
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
- (210) 450-9800
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
8435 WURZBACH RD
San Antonio, TX 78229
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 gastroenterologists at this location 7
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
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 gastroenterologists in San Antonio 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2020 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Dr. Keiser?
Dr. Keiser is a gastroenterologist in San Antonio, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
What is Dr. Keiser's address?
Dr. Keiser is listed at 8435 Wurzbach Rd, San Antonio, TX 78229. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Keiser?
The number on file is (210) 450-9800. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Keiser?
Dr. Keiser's National Provider Identifier is 1366063463. 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. Keiser train?
Dr. Keiser attended Other, graduating in 2020. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Keiser have?
Dr. Keiser has 6 years experience. Calculated from a graduation year of 2020, reported in the CMS National Downloadable File.
CMS public data
Is Dr. Keiser's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Keiser. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.