DR. JOHN NICHOLAS DEMETROPOULOS DDS
NPI 1891898748
Dentist - General Practice in Tomah, WI

Q: What is John Demetropoulos's NPI number?

The NPI number for John Demetropoulos is 1891898748. It was assigned to this individual provider in the NPPES registry on September 6, 2006.

Q: What is John Demetropoulos's specialty?

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

Active since September 06, 2006

TOMAH VA MEDICAL CENTER, 500 E. VETERANS STREET, TOMAH, WI 54660(608) 372-3971(608) 372-1655 Get Directions Write a Review

NPPES record last updated: January 26, 2024. Verified against the NPPES registry weekly; last sync: August 23, 2026.

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About Dr. John Nicholas Demetropoulos Dds NPPES

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

DR. JOHN NICHOLAS DEMETROPOULOS DDS (NPI 1891898748) is an individual general practice provider in Tomah, Wisconsin, licensed in Wisconsin (3177-015) and active in the NPI registry since September 2006.

NPPES Registry Identity

NPI1891898748

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. JOHN NICHOLAS DEMETROPOULOSCredential: DDS

Location AddressTOMAH VA MEDICAL CENTER, 500 E. VETERANS STREETTomah, WI 54660

Mailing AddressE12875 Wynding WayMerrimac, WI 53561-9599 · (262) 312-4752

Phone(608) 372-3971

Fax(608) 372-1655

Sole ProprietorYes

Enumeration DateSeptember 6, 2006

Last NPPES UpdateJanuary 26, 2024

NPPES CertifiedJanuary 24, 2024

✔ NPI 1891898748 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in WI · 3177-015

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.

TOMAH VA MEDICAL CENTER, Tomah, WI 54660

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Renaissance Dental.Insurance ›

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 John Demetropoulos's NPI number?

The NPI number for John Demetropoulos is 1891898748. It was assigned to this individual provider in the NPPES registry on September 6, 2006.

Where is John Demetropoulos located?

John Demetropoulos practices at Tomah VA Medical Center 500 E. Veterans Street, Tomah, WI 54660. The listed phone number is (608) 372-3971.

What is John Demetropoulos's specialty?

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

What insurance does John Demetropoulos accept?

Health plans from Renaissance Dental list John Demetropoulos 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 John Demetropoulos was last updated on January 26, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.