DR. PETER D. TZIROS DMD, MPH
NPI 1669481669
Dentist - Endodontics in Manchester, NH

Active since August 07, 2006Opted out of Medicare · through Aug 31, 2026
1650 ELM ST, SUITE 403, MANCHESTER, NH 03101(603) 668-3636(603) 668-3656 Get Directions Write a Review

NPPES record last updated: March 7, 2008. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Peter D. Tziros Dmd, Mph NPPES

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

DR. PETER D. TZIROS DMD, MPH (NPI 1669481669) is an individual endodontics provider in Manchester, New Hampshire, licensed in Massachusetts (21033) and active in the NPI registry since August 2006. He has opted out of Medicare through August 31, 2026 and remains eligible to order and refer.

NPPES Registry Identity

NPI1669481669
Entity TypeIndividualMale
Primary Taxonomy1223E0200X
Provider Legal NameDR. PETER D. TZIROSCredential: DMD, MPH
Location Address1650 ELM ST, SUITE 403Manchester, NH 03101-1217
Mailing Address1650 Elm St, Suite 403Manchester, NH 03101-1217 · (603) 668-3636 · Fax (603) 668-3656
Fax(603) 668-3656
Sole ProprietorYes
Enumeration DateAugust 7, 2006
Last NPPES UpdateMarch 7, 2008
NPI 1669481669 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyDentist · EndodonticsDental Providers
Taxonomy Code1223E0200X
Licenses Licensed in MA · 21033 Licensed in NH · 03611
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.

1650 ELM ST, Manchester, NH 03101

Other Names 1

Other Name (5)Dr. Panagiotis D. Tziros Dmd, Mph

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Opted out of Medicare

Dr. Peter D. Tziros Dmd, Mph has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from August 31, 2016 through August 31, 2026.

Opt-Out Effective DateAugust 31, 2016
Opt-Out In Effect ThroughAugust 31, 2026Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 03101 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$89.14 typical visit price
range $57.75 – $174.26
Typical copayment $22.28 (range $14.43 – $43.56)
Most-billed visit code 99203
Established Patient
$71.85 typical visit price
range $18.70 – $142.15
Typical copayment $17.96 (range $4.67 – $35.53)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 10

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

Chiropractor
1650 ELM ST, STE 301
MANCHESTER, NH 03101
Speech-Language Pathologist
1650 ELM ST, SUITE 201
MANCHESTER, NH 03101
Counselor (Pastoral)
1650 ELM ST, SUITE 404
MANCHESTER, NH 03101
Physician Assistant
1650 ELM ST, SUITE 301
MANCHESTER, NH 03101
Internal Medicine
1650 ELM ST, SUITE 302
MANCHESTER, NH 03101
Specialist
1650 ELM ST, SUITE 101
MANCHESTER, NH 03101
Clinic/Center (Primary Care)
1650 ELM ST, SUITE 302
MANCHESTER, NH 03101
Clinic/Center (Medical Specialty)
1650 ELM ST, SUITE 101
MANCHESTER, NH 03101

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 Peter Tziros's NPI number?

The NPI number for Peter Tziros is 1669481669. It was assigned to this individual provider in the NPPES registry on August 7, 2006. The provider is also known as Dr. Panagiotis D. Tziros Dmd, Mph.

Where is Peter Tziros located?

Peter Tziros practices at 1650 Elm St Suite 403, Manchester, NH 03101. The listed phone number is (603) 668-3636.

What is Peter Tziros's specialty?

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

Is Peter Tziros enrolled in Medicare?

No. Peter Tziros has opted out of Medicare through August 31, 2026. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

What insurance does Peter Tziros accept?

Health plans from Northeast Delta Dental list Peter Tziros as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Peter Tziros was last updated on March 7, 2008. NPI Profile syncs with the weekly NPPES data releases published by CMS.