Doctor profile · Federal record

Dr. John Ahern, D.D.S.

General Practice Dentistry · Exeter, NH

  • NPI 1821175738
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Hampton RD Unit 305
Exeter, NH 038334891
(603) 583-4533
fax (603) 583-4507

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
December 31, 2019
Specialty taxonomy
1223G0001X — NUCC code
State license (1)
New Hampshire #2017

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821175738. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$162
Transactions
9
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
COLGATE ORAL PHARMACEUTICALS, INC. 8 $140.95
Straumann USA LLC 1 $21.11

By nature of payment

Education
$141
Food and Beverage
$21

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
14
Patients
0
Total drug cost
$41
Drug Type Claims Patients Total cost
Amoxicillin Generic 14 0 $41

Frequently asked questions

Auto-generated from federal data
What is Dr. John Ahern's medical specialty?
Dr. John Ahern practices General Practice Dentistry in Exeter, NH.
Where does Dr. John Ahern practice?
Dr. John Ahern practices at 1 Hampton RD Unit 305, Exeter, NH 038334891. Office phone: 6035834533.
What is Dr. John Ahern's NPI?
Dr. John Ahern's National Provider Identifier (NPI) is 1821175738, issued by NPPES.