Registry data as of Aug 27, 2026

Timothy Gietzen, D.D.S.

General Practice Dentistry · Grand Rapids, MI

Timothy Gietzen, D.D.S. is a general practice dentistry with a practice address in Grand Rapids, Michigan, and NPI 1891809208, issued on Aug 19, 2006. Check the license (Michigan 2901011296, 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, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1891809208
Name
Timothy Gietzen
Credential
D.D.S.
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
2901011296 MI
Self-reported in NPPES; status is on the state search
Practice location
2565 Forest Hill Ave SE, Grand Rapids, MI 49546
Phone
(616) 949-0230
Enumerated
Aug 19, 2006
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 2565 Forest Hill Ave SE

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

  1. Shawn Dial, D.DSGeneral Practice Dentistry1316051725
  2. Matthew Gietzen, D.D.S.General Practice Dentistry1336253756
  3. Joan Hofman, MA, LPC, LLCProfessional Counselor1710111067
  4. Christine Mason, D.D.S.General Practice Dentistry1649384058
  5. Henry Milanowski, D.D.S.General Practice Dentistry1568576965

Verify Timothy Gietzen 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 2901011296
    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.

General Practice Dentistry providers in Michigan

There are 4,075 general practice dentistry records in Michigan. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other general practice dentistry records in Michigan

  1. Anthony Abate, DDSSterling Heights, MI1649484593
  2. Antonino Abate, DDSRoyal Oak, MI1982781878
  3. Kathleen Abate, D.D.S.Clinton Township, MI1184838153
  4. Natalie Abbas, DDSDearborn, MI1073181897
  5. Zeinab Abbas, DDSDearborn Heights, MI1063903375
  6. Joseph Abbate, D.D.S., P.C.Detroit, MI1043433105
  7. Taylor Abbott, DMDOxford, MI1053921734
  8. Hassan Abboud, DMDYpsilanti, MI1710834841
  9. Julius Abbu, DMDSouthfield, MI1285287094
  10. Amelia Abdal, DDSFarmington Hills, MI1114610052

Common questions

What is Timothy Gietzen, D.D.S.'s NPI number?

Timothy Gietzen, D.D.S.'s National Provider Identifier (NPI) is 1891809208, issued on Aug 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Timothy Gietzen, D.D.S. located?

The NPPES record lists a practice address at 2565 Forest Hill Ave SE, Grand Rapids, MI, 49546. Phone: (616) 949-0230. Providers update this record themselves, so call before visiting.

How can I verify Timothy Gietzen, D.D.S.'s license?

NPPES lists Michigan license number 2901011296, 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.