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DR. THOMAS A SLACK DDS
NPI 1669433793
Dentist - Oral and Maxillofacial Surgery in Portage, MI

Active since March 29, 2006
3801 GLENKERRY CT, PORTAGE, MI 49024(269) 323-1527(269) 323-1670 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Sep 11, 2025, Oct 20, 2020 (2 updates tracked since 2020).

About Dr. Thomas A Slack Dds NPPES

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

DR. THOMAS A SLACK DDS (NPI 1669433793) is an individual oral and maxillofacial surgery provider in Portage, Michigan, licensed in Michigan (2901013823) and active in the NPI registry since March 2006.

NPPES Registry Identity

NPI1669433793
Entity TypeIndividualMale
Primary Taxonomy1223S0112X
Provider Legal NameDR. THOMAS A SLACKCredential: DDS
Location Address3801 GLENKERRY CTPortage, MI 49024-0718
Mailing Address3801 Glenkerry CtPortage, MI 49024-0718 · (269) 323-1527 · Fax (269) 323-1670
Phone(269) 323-1527
Fax(269) 323-1670
Sole ProprietorNo
Enumeration DateMarch 29, 2006
Last NPPES UpdateSeptember 11, 20252 updates tracked since enumeration
NPPES CertifiedOctober 20, 2020
✔ NPI 1669433793 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · Oral and Maxillofacial SurgeryDental Providers
Taxonomy Code1223S0112X
License✔ Licensed in MI · 2901013823
Definition
An oral and maxillofacial surgery dentist specialized in the diagnosis, surgical and adjunctive treatment of diseases, injuries and defects involving both the functional and esthetic aspects of the hard and soft tissues of the oral and maxillofacial region.
3801 GLENKERRY CT, Portage, MI 49024
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Other Identifiers 2

Medicaid2675451MI
Medicaid2990919MI

Other Providers at the Same Location NPPES 6

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

DR. KEVIN DONALD MORSE DDS
Dentist (Oral and Maxillofacial Surgery)
3801 GLENKERRY CT
PORTAGE, MI 49024
Kalamazoo County (269) 323-1527
DR. TIMOTHY V WILLIAMS DDS
Dentist (Oral and Maxillofacial Surgery)
3801 GLENKERRY CT
PORTAGE, MI 49024
Kalamazoo County (269) 323-1527
KALAMAZOO ORAL & MAXILLOFACIAL SURGERY, P.C.
Dentist (Oral and Maxillofacial Surgery)
3801 GLENKERRY CT
PORTAGE, MI 49024
Kalamazoo County (269) 323-1527
DR. JOHN R GISSAL DDS
Dentist (Oral and Maxillofacial Surgery)
3801 GLENKERRY CT
PORTAGE, MI 49024
Kalamazoo County (269) 323-1527
DR. ROBERT M HUMPHRIES D.D.S., M.S.
Dentist (Prosthodontics)
3801 GLENKERRY CT
PORTAGE, MI 49024
Kalamazoo County (269) 329-0888
DR. CHRISTIAN L KANAR DDS
Dentist (Oral and Maxillofacial Surgery)
3801 GLENKERRY CT
PORTAGE, MI 49024
Kalamazoo County (269) 323-1527

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 Slack's NPI number?

The NPI number for Thomas Slack is 1669433793. It was assigned to this individual provider in the NPPES registry on March 29, 2006.

Where is Thomas Slack located?

Thomas Slack practices at 3801 Glenkerry Ct, Portage, MI 49024. The listed phone number is (269) 323-1527.

What is Thomas Slack's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Oral and Maxillofacial Surgery, with taxonomy code 1223S0112X.

When was this NPI record last updated?

The NPPES record for Thomas Slack was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.