1. Home
  2. Directory
  3. New Hampshire
  4. Nashua
  5. Dentist
  6. NPI Profile

JOHN DIUNE, D.D.S.
NPI 1821266776
Dentist - Endodontics in Nashua, NH

Active since February 13, 2008
451 AMHERST ST, SUITE 104, NASHUA, NH 03063(603) 883-3777(603) 883-3778 Get Directions Write a Review

NPPES record last updated: February 13, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About John Diune, D.d.s. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOHN DIUNE, D.D.S. (NPI 1821266776) is a healthcare organization registered as an endodontics in Nashua, New Hampshire and active in the NPI registry since February 2008. The organization lists John Wei-chun Diune, Dentist Owner, as its authorized official.

NPPES Registry Identity

NPI1821266776
Entity TypeOrganization
Primary Taxonomy1223E0200X
Legal Business NameJOHN DIUNE, D.D.S.
Location Address451 AMHERST ST, SUITE 104Nashua, NH 03063-1200
Mailing Address451 Amherst St, Suite 104Nashua, NH 03063-1200 · (603) 883-3777 · Fax (603) 883-3778
Phone(603) 883-3777
Fax(603) 883-3778
Organization SubpartNo
Authorized OfficialJohn Wei-chun DiuneDentist Owner · (603) 883-3777
Enumeration DateFebruary 13, 2008
✔ NPI 1821266776 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · EndodonticsDental Providers
Taxonomy Code1223E0200X
License✔ Licensed in NH · 3437
Definition
The branch of dentistry that is concerned with the morphology, physiology and pathology of the human dental pulp and periradicular tissues. Its study and practice encompass the basic and clinical sciences including biology of the normal pulp, the etiology, diagnosis, prevention and treatment of diseases and injuries of the pulp and associated periradicular conditions.
451 AMHERST ST, Nashua, NH 03063
Open in Google Maps ↗

Other Identifiers 2

Medicaid30304600NH
Medicaid0215112MA

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. GERALD P. ASTORINO O.D.
Optometrist
451 AMHERST ST
NASHUA, NH 03063
Hillsborough County (603) 882-4221
THOMAS F SCADOVA PLLC
Optometrist
451 AMHERST ST, SUITE 101
NASHUA, NH 03063
Hillsborough County (603) 882-4221
DR. JOHN WEI-CHUN DIUNE D.D.S.
Dentist (Endodontics)
451 AMHERST ST, SUITE 104
NASHUA, NH 03063
Hillsborough County (603) 883-3777
DR. THOMAS F SCADOVA OD
Optometrist
451 AMHERST ST, STE 101
NASHUA, NH 03063
Hillsborough County (603) 882-4221
DR. RICHARD HP ROBILLARD OD
Optometrist
451 AMHERST ST
NASHUA, NH 03063
Hillsborough County (603) 882-4221

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John Diune, D.D.S.'s NPI number?

The NPI number for John Diune, D.D.S. is 1821266776. It was assigned to this organization in the NPPES registry on February 13, 2008.

Where is John Diune, D.D.S. located?

John Diune, D.D.S. is located at 451 Amherst St Suite 104, Nashua, NH 03063. The listed phone number is (603) 883-3777.

What is John Diune, D.D.S.'s specialty?

The primary specialty registered for this NPI is Dentist, specializing in Endodontics, with taxonomy code 1223E0200X.

When was this NPI record last updated?

The NPPES record for John Diune, D.D.S. was last updated on February 13, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.