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DR. THOMAS C GUERNSEY D.D.S.
NPI 1407865512
Dentist - General Practice in Fostoria, OH

Active since August 07, 2006PECOS Enrolled
521 SUMMIT ST, FOSTORIA, OH 44830(419) 435-3255(419) 435-2283 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Thomas C Guernsey D.d.s. NPPES

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

DR. THOMAS C GUERNSEY D.D.S. (NPI 1407865512) is an individual general practice provider in Fostoria, Ohio, licensed in Ohio (22328) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1407865512
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. THOMAS C GUERNSEYCredential: D.D.S.
Location Address521 SUMMIT STFostoria, OH 44830-1527
Mailing Address521 Summit StFostoria, OH 44830-1527 · (419) 435-3255 · Fax (419) 435-2283
Phone(419) 435-3255
Fax(419) 435-2283
Sole ProprietorNo
Enumeration DateAugust 7, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1407865512 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License✔ Licensed in OH · 22328
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.
521 SUMMIT ST, Fostoria, OH 44830
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Delta Dental of Ohio, HRI Dental & Vision, MedMutual and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Thomas C Guernsey D.d.s. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 44830 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
$84.72 typical visit price
range $54.34 – $166.65
Typical copayment $21.18 (range $13.58 – $41.66)
Most-billed visit code 99203
Established Patient
$68.07 typical visit price
range $17.10 – $135.40
Typical copayment $17.01 (range $4.27 – $33.85)
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 2

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

DR. DERIK EDWARD UTZ D.D.S., LLC
Dentist (General Practice)
521 SUMMIT ST
FOSTORIA, OH 44830
Seneca County (419) 435-3255
TRI-COUNTY DENTAL CENTER, LLC
Dentist (General Practice)
521 SUMMIT ST
FOSTORIA, OH 44830
Seneca County (419) 435-3255

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 Guernsey's NPI number?

The NPI number for Thomas Guernsey is 1407865512. It was assigned to this individual provider in the NPPES registry on August 7, 2006.

Where is Thomas Guernsey located?

Thomas Guernsey practices at 521 Summit St, Fostoria, OH 44830. The listed phone number is (419) 435-3255.

What is Thomas Guernsey's specialty?

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

Is Thomas Guernsey enrolled in Medicare?

Yes. Thomas Guernsey is registered in the Medicare PECOS enrollment system.

What insurance does Thomas Guernsey accept?

Health plans from Delta Dental of Ohio, HRI Dental & Vision, MedMutual and Paramount list Thomas Guernsey 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 Thomas Guernsey was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.