Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Mark J Walsh, MD

Individual provider Gastroenterology Physician · NPI 1346215613

Mark J Walsh, MD is a Gastroenterology Physician in Dayton, Ohio. Licensed in Ohio. Registered with an NPI since 2006.

Licensed in
OH
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

75 Sylvania Dr
Dayton, OH 45440-3237
Phone: (937) 320-5050
Fax: (937) 320-5060
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 35051048 (OH)

Record details

NPI number1346215613
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 21, 2006
Last updated in NPPESOctober 2, 2013
Mailing address75 Sylvania Dr, Dayton, OH 45440-3237

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