Are you Mark D. Gretsinger, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 3439 Granite Cir, Toledo, OH 43617
About Dr. Gretsinger
Based in Toledo, OH, Mark D. Gretsinger, M.D. is listed in the NPI registry under gastroenterology. NPI 1407843758 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Specialty
Credentials & Licensing
Contact Information
- (419) 843-7996
- Email not available
Practice Locations
3439 GRANITE CIR
Toledo, OH 43617
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 4
Same specialty, same street address — most likely the same department or group.
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.
Common questions
What kind of doctor is Mark D. Gretsinger?
Mark D. Gretsinger is a gastroenterologist in Toledo, OH. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
What is Mark D. Gretsinger's address?
Mark D. Gretsinger is listed at 3439 Granite Cir, Toledo, OH 43617. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Mark D. Gretsinger?
The number on file is (419) 843-7996. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Mark D. Gretsinger's NPI number?
Mark D. Gretsinger's National Provider Identifier is 1407843758. 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
How long has Mark D. Gretsinger been practicing?
Mark D. Gretsinger has 21+ years experience. Registered with an NPI since 2005. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has Mark D. Gretsinger confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Mark D. Gretsinger. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.