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

Dr. Donald Leon Theriault, DMD

Individual provider Periodontics · NPI 1669502795

Dr. Donald Leon Theriault, DMD is a Periodontics in Portland, Maine. Licensed in Maine. Registered with an NPI since 2007.

Licensed in
ME
In the registry since
2007
What do these letters mean?
DMD — Doctor of Dental Medicine
A dentist. Identical training and licensing to a DDS.

See every abbreviation used in this directory →

Practice location Address checks out

595 Brighton Ave
Portland, ME 04102-2322
Phone: (207) 774-1471
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Periodontics (primary) Taxonomy 1223P0300X · Licence 2974 (ME)

Record details

NPI number1669502795
Entity typeIndividual (Type 1)
GenderMale
Credentials DMD
Sole proprietorNo
NPI enumeratedMarch 7, 2007
Last updated in NPPESJuly 8, 2007

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