Doctor profile · Federal record

Dr. Peter Tziros, DMD, MPH

Endodontist · Endodontist · Manchester, NH

  • NPI 1669481669
  • 20 yrs on file
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1650 Elm St, Suite 403
Manchester, NH 031011217
(603) 668-3636
fax (603) 668-3656

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
March 7, 2008
Specialty taxonomy
1223E0200X — NUCC code
State licenses (2)
Massachusetts #21033 · New Hampshire #03611

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669481669. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$122
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Septodont Inc. 1 $54.09
Solventum Corporation 1 $38.46
ZIMVIE INC. 1 $29.32

By nature of payment

Food and Beverage
$68
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
$54

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
64
Patients
63
Total drug cost
$355
Drug Type Claims Patients Total cost
Amoxicillin Generic 51 50 $215
Clindamycin Hcl Generic 13 13 $140

Frequently asked questions

Auto-generated from federal data
What is Dr. Peter Tziros's medical specialty?
Dr. Peter Tziros practices Endodontist in Manchester, NH.
Where does Dr. Peter Tziros practice?
Dr. Peter Tziros practices at 1650 Elm St, Manchester, NH 031011217. Office phone: 6036683636.
What is Dr. Peter Tziros's NPI?
Dr. Peter Tziros's National Provider Identifier (NPI) is 1669481669, issued by NPPES.