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MARK J WALSH M.D.
NPI 1346215613
Internal Medicine - Gastroenterology in Dayton, OH

Active since February 21, 2006
75 SYLVANIA DR, DAYTON, OH 45440(937) 320-5050(937) 320-5060 Get Directions Write a Review

NPPES record last updated: October 2, 2013. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mark J Walsh M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARK J WALSH M.D. (NPI 1346215613) is an individual gastroenterology provider in Dayton, Ohio, licensed in Ohio (35051048) and active in the NPI registry since February 2006.

NPPES Registry Identity

NPI1346215613
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameMARK J WALSHCredential: M.D.
Location Address75 SYLVANIA DRDayton, OH 45440-3237
Mailing Address75 Sylvania DrDayton, OH 45440-3237 · (937) 320-5050 · Fax (937) 320-5060
Phone(937) 320-5050
Fax(937) 320-5060
Sole ProprietorNo
Enumeration DateFebruary 21, 2006
Last NPPES UpdateOctober 2, 2013
✔ NPI 1346215613 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in OH · 35051048
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
75 SYLVANIA DR, Dayton, OH 45440
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Other Identifiers 4

Medicaid0856248OH
Medicare UPINF18984OH
Other0710781OH · Medicare Ptan
Medicare PIN0710781OH

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. MICHAEL TIMOTHY LOUGHLIN D.O.
Internal Medicine (Gastroenterology)
75 SYLVANIA DR
BEAVERCREEK, OH 45440
Montgomery County (937) 320-5050
MARIA ANN CURTIS CRNA
Nurse Anesthetist, Certified Registered
75 SYLVANIA DR
BEAVERCREEK, OH 45440
Montgomery County (937) 320-5050
DR. MICHAEL W GORSKY M.D.
Internal Medicine (Gastroenterology)
75 SYLVANIA DR
BEAVERCREEK, OH 45440
Montgomery County (937) 320-5050
JONATHAN C SAXE M.D.
Internal Medicine (Gastroenterology)
75 SYLVANIA DR
DAYTON, OH 45440
Montgomery County (937) 320-5050
RHONDA S ARNOLD ACNP
Nurse Practitioner
75 SYLVANIA DR
DAYTON, OH 45440
Montgomery County (937) 320-5050
MICHELLE A ORTMAN P.A.-C
Physician Assistant
75 SYLVANIA DR
BEAVERCREEK, OH 45440
Montgomery County (937) 320-5050
KALYAN MOHAN BHOOPAL M.D.
Internal Medicine (Gastroenterology)
75 SYLVANIA DR
DAYTON, OH 45440
Montgomery County (937) 320-5050
ELLEN K RATAY APRN
Nurse Practitioner (Acute Care)
75 SYLVANIA DR
BEAVERCREEK, OH 45440
Montgomery County (937) 320-5050

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mark Walsh's NPI number?

The NPI number for Mark Walsh is 1346215613. It was assigned to this individual provider in the NPPES registry on February 21, 2006.

Where is Mark Walsh located?

Mark Walsh practices at 75 Sylvania Dr, Dayton, OH 45440. The listed phone number is (937) 320-5050.

What is Mark Walsh's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

When was this NPI record last updated?

The NPPES record for Mark Walsh was last updated on October 2, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.