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

John David Wainio, DDS

Individual provider General Practice Dentistry · NPI 1295846996

John David Wainio, DDS is a General Practice Dentistry in Duluth, Minnesota. Practices as a sole proprietor. Licensed in Minnesota.

Licensed in
MN
In the registry since
2006
What do these letters mean?
DDS — Doctor of Dental Surgery
A dentist. DDS and DMD are the same qualification — universities choose which title to award.

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Practice location Address checks out

2730 Piedmont Ave
Duluth, MN 55811-6710
Phone: (218) 722-1846
Fax: (218) 722-3552
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X · Licence D7366 (MN)

Record details

NPI number1295846996
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorYes
NPI enumeratedAugust 31, 2006
Last updated in NPPESJuly 8, 2007
Mailing address5180 3rd Ave, Duluth, MN 55803-9483

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