Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. THOMAS PAUL KELLEHER D.M.D.
NPI 1578566568
Dentist - General Practice in Portsmouth, NH

Q: What is Thomas Kelleher's NPI number?

The NPI number for Thomas Kelleher is 1578566568. It was assigned to this individual provider in the NPPES registry on May 23, 2005.

Q: What is Thomas Kelleher's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Q: When was this NPI record last updated?

The NPPES record for Thomas Kelleher was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 40 days 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.

Active since May 23, 2005

230 LAFAYETTE RD, STE C, PORTSMOUTH, NH 03801(603) 436-7325 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Dr. Thomas Paul Kelleher D.m.d. NPPES

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

DR. THOMAS PAUL KELLEHER D.M.D. (NPI 1578566568) is an individual general practice provider in Portsmouth, New Hampshire, licensed in New Hampshire (2037) and active in the NPI registry since May 2005.

NPPES Registry Identity

NPI1578566568

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. THOMAS PAUL KELLEHERCredential: D.M.D.

Location Address230 LAFAYETTE RD, STE CPortsmouth, NH 03801-5465

Mailing Address230 Lafayette Rd, Ste CPortsmouth, NH 03801-5465 · (603) 436-7325

Phone(603) 436-7325

Sole ProprietorNo

Enumeration DateMay 23, 2005

Last NPPES UpdateJuly 13, 2026

✔ NPI 1578566568 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in NH · 2037

Definition

A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

230 LAFAYETTE RD, Portsmouth, NH 03801

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Other Providers at the Same Location NPPES 8

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

WATTERWORTH ORTHODONTICS, PA

Dentist (Orthodontics and Dentofacial Orthopedics)

230 LAFAYETTE RD, BLDG. D.
PORTSMOUTH, NH 03801

Rockingham County (603) 431-7616

DR. ILENE BETH SPITZER M.D.

Psychiatry & Neurology (Child & Adolescent Psychiatry)

230 LAFAYETTE RD, BDLG. C
PORTSMOUTH, NH 03801

Rockingham County (603) 431-0222

MARTIN T. BERNSTEIN, LICSW, LLC

Social Worker (Clinical)

230 LAFAYETTE RD, BLDG D, STE 10A
PORTSMOUTH, NH 03801

Rockingham County (617) 468-8856

WILLIAM PINGREE DMD

Dentist (Orthodontics and Dentofacial Orthopedics)

230 LAFAYETTE RD, BLDG. D
PORTSMOUTH, NH 03801

Rockingham County (603) 431-7616

DR. CHRISTOPHER EUGENE CONROY DMD

Dentist

230 LAFAYETTE RD, BLDG C
PORTSMOUTH, NH 03801

Rockingham County (603) 436-5500

DR. MELANIE KAY HARDEN DMD

Dentist

230 LAFAYETTE RD, BLDG C
PORTSMOUTH, NH 03801

Rockingham County (603) 436-5500

NEW ENGLAND NEPHROLOGY & HYPERTENSION ASSOCIATES, P.L.L.C.

Specialist

230 LAFAYETTE RD, BLDG. C, SUITE 4
PORTSMOUTH, NH 03801

Rockingham County (603) 430-7300

DR. BRAD WATTERWORTH DMD

Dentist (Orthodontics and Dentofacial Orthopedics)

230 LAFAYETTE RD, BLDG. D.
PORTSMOUTH, NH 03801

Rockingham County (603) 431-7616

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 Thomas Kelleher's NPI number?

The NPI number for Thomas Kelleher is 1578566568. It was assigned to this individual provider in the NPPES registry on May 23, 2005.

Where is Thomas Kelleher located?

Thomas Kelleher practices at 230 Lafayette Rd Ste C, Portsmouth, NH 03801. The listed phone number is (603) 436-7325.

What is Thomas Kelleher's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

When was this NPI record last updated?

The NPPES record for Thomas Kelleher was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 40 days 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.