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

Dr. John Wei-Chun Diune, DDS

Individual provider Endodontics · NPI 1285731869

Dr. John Wei-Chun Diune, DDS is an Endodontics in Nashua, New Hampshire. Practices as a sole proprietor. Licensed in Massachusetts, New Hampshire, New York and Rhode Island.

Licensed in
MA, NH, NY, RI
In the registry since
2006
Specialties on file
4
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.

See every abbreviation used in this directory →

Practice location Address checks out

451 Amherst St Ste 104
Nashua, NH 03063-1200
Phone: (603) 883-3777
Fax: (603) 883-3778
Show map & directions

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

Specialties & licences

Endodontics (primary) Taxonomy 1223E0200X · Licence 3437 (NH)
Endodontics Taxonomy 1223E0200X · Licence DEN02940 (RI)
Endodontics Taxonomy 1223E0200X · Licence 21204 (MA)
Endodontics Taxonomy 1223E0200X · Licence 051694-1 (NY)

Record details

NPI number1285731869
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorYes
NPI enumeratedSeptember 17, 2006
Last updated in NPPESSeptember 25, 2007
Mailing address451 Amherst St, Suite 104, Nashua, NH 03063-1200

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