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

Dr. Mark B Vallo, OD

Individual provider Optometrist · NPI 1992816904

Dr. Mark B Vallo, OD is an Optometrist in Greenville, Ohio. Licensed in Ohio. Registered with an NPI since 2006.

Licensed in
OH
In the registry since
2006
What do these letters mean?
OD — Doctor of Optometry
An optometrist: examines eyes, prescribes glasses and contacts, and treats many eye conditions.

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Practice location Address checks out

655 Wagner Ave
Greenville, OH 45331-2648
Phone: (937) 548-4940
Fax: (937) 548-1847
Show map & directions

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

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 3153 (OH)

Record details

NPI number1992816904
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorNo
NPI enumeratedAugust 31, 2006
Last updated in NPPESFebruary 16, 2010
Mailing address655 Wagner Ave, P.O. Box 629, Greenville, OH 45331-2648

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