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DR. TERRY M TREZEK DMD
NPI 1508880162
Dentist - General Practice in O Fallon, MO

Active since July 27, 2006
1630 MARKET CENTER BLVD, SUITE 101, O FALLON, MO 63368(636) 329-1254(636) 329-1837 Get Directions Write a Review

NPPES record last updated: July 28, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Dr. Terry M Trezek Dmd NPPES

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

DR. TERRY M TREZEK DMD (NPI 1508880162) is an individual general practice provider in O Fallon, Missouri, licensed in Missouri (2000161566) and active in the NPI registry since July 2006.

NPPES Registry Identity

NPI1508880162
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. TERRY M TREZEKCredential: DMD
Location Address1630 MARKET CENTER BLVD, SUITE 101O Fallon, MO 63368-7324
Mailing Address1630 Market Center Dr, Suite 101O Fallon, MO 63368-8407 · (636) 329-1254 · Fax (636) 329-1837
Phone(636) 329-1254
Fax(636) 329-1837
Sole ProprietorNo
Enumeration DateJuly 27, 2006
Last NPPES UpdateJuly 28, 2025
NPPES CertifiedJuly 28, 2025
✔ NPI 1508880162 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License✔ Licensed in MO · 2000161566
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.
1630 MARKET CENTER BLVD, O Fallon, MO 63368
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and more.Insurance ›

Other Providers at the Same Location NPPES 4

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

MICHAEL K PARSONS DDS PC
Oral & Maxillofacial Surgery
1630 MARKET CENTER BLVD, SUITE 102
O FALLON, MO 63368
St. Charles County (636) 379-1333
ASHLEY R WILLIAMS DPT
Physical Therapist
1630 MARKET CENTER BLVD
O FALLON, MO 63368
St. Charles County (636) 244-8248
REBECCA A BETHEL P.T.
Specialist
1630 MARKET CENTER BLVD
O FALLON, MO 63368
St. Charles County (362) 638-2486
BENJAMIN LEUTHAUSER DPT
Physical Therapist
1630 MARKET CENTER BLVD
O FALLON, MO 63368
St. Charles County (636) 244-8248

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 Terry Trezek's NPI number?

The NPI number for Terry Trezek is 1508880162. It was assigned to this individual provider in the NPPES registry on July 27, 2006.

Where is Terry Trezek located?

Terry Trezek practices at 1630 Market Center Blvd Suite 101, O Fallon, MO 63368. The listed phone number is (636) 329-1254.

What is Terry Trezek's specialty?

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

What insurance does Terry Trezek accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas, Dominion National and Humana and 1 other insurer list Terry Trezek 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 Terry Trezek was last updated on July 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months 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.