NPPES file of Aug 9, 2026

Thomas A. Slack, DDS

Oral and Maxillofacial Surgery (Dentist) · Portage, MI

Thomas A. Slack, DDS is an oral and maxillofacial surgery (dentist) with a practice address in Portage, Michigan, and NPI 1669433793, issued on Mar 29, 2006. Check the license (Michigan 2901013823, as entered in NPPES) with the Michigan board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1669433793
Name
Thomas A. Slack
Credential
DDS
Primary taxonomy
Oral and Maxillofacial Surgery (Dentist) 1223S0112X
License number
2901013823 MI
Self-reported in NPPES; status is on the state search
Practice location
3801 Glenkerry CT, Portage, MI 49024
Phone
(269) 323-1527
Enumerated
Mar 29, 2006
Record last updated
Sep 11, 2025
Fax
(269) 323-1670
Medicaid IDs
2675451 MI
2990919 MI
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 3801 Glenkerry CT

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. John Gissal, DDSOral and Maxillofacial Surgery (Dentist)1780645804
  2. Robert Humphries, D.D.S., M.S.Prosthodontics1912069204
  3. Christian Kanar, DDSOral and Maxillofacial Surgery (Dentist)1952361594
  4. Kevin Morse, DDSOral and Maxillofacial Surgery (Dentist)1164416194
  5. Timothy Williams, DDSOral and Maxillofacial Surgery (Dentist)1245291368

Verify Thomas A. Slack in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this profession
    Search for license 2901013823    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Michigan license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Oral and Maxillofacial Surgery (Dentist) providers in Michigan

There are 237 oral and maxillofacial surgery (dentist) records in Michigan. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 237 in Michigan → Every provider in Portage →

Other oral and maxillofacial surgery (dentist) records in Michigan

  1. Alex Abramson, DMDAnn Arbor, MI1861914707
  2. Zaid Abu-Seir, DDSWarren, MI1285898536
  3. Ali Al-Sammak, DMDChesterfield, MI1841819141
  4. Ihab Alamat, MD, DDSShelby Township, MI1659310498
  5. David Aldrich, D.D.S.Plymouth, MI1376610352
  6. Amaka Amakwe, DMDLivonia, MI1467808790
  7. Jonathon Anderson, DDSBirmingham, MI1811979719
  8. Alejandro Arango, DDSWyandotte, MI1700267408
  9. Jerrold Armstrong, DDSDetroit, MI1467175521
  10. Sharon Aronovich, D.M.D.Ann Arbor, MI1871777326

Common questions

What is Thomas A. Slack, DDS's NPI number?

Thomas A. Slack, DDS's National Provider Identifier (NPI) is 1669433793, issued on Mar 29, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Thomas A. Slack, DDS located?

The NPPES record lists a practice address at 3801 Glenkerry CT, Portage, MI, 49024. Phone: (269) 323-1527. Providers update this record themselves, so call before visiting.

How can I verify Thomas A. Slack, DDS's license?

NPPES lists Michigan license number 2901013823, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.