Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

Joseph E O'Brien DMD PC

Organization General Practice Dentistry · NPI 1689814410

Joseph E O'Brien DMD PC provides General Practice Dentistry in Gardner, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2009.

Licensed in
MA
In the registry since
2009
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

394 Elm St
Gardner, MA 01440-3944 Not confirmed with CMS for 17 years — call before visiting
Phone: (978) 632-7870
Fax: (978) 630-2601
Show map & directions

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

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X · Licence 21660 (MA)

Record details

NPI number1689814410
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Joseph O'Brien — President · (978) 632-7870
NPI enumeratedMarch 6, 2009
Last updated in NPPESMarch 6, 2009
Mailing address394 Elm St, Gardner, MA 01440-3944

Other providers in Gardner