Registry data as of Aug 27, 2026

Mark Harmon, D.D.S.

General Practice Dentistry · Oscoda, MI

Mark Harmon, D.D.S. is a general practice dentistry with a practice address in Oscoda, Michigan, and NPI 1861545451, issued on Jan 19, 2007. Check the license 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
1861545451
Name
Mark Harmon
Credential
D.D.S.
Primary taxonomy
General Practice Dentistry 1223G0001X
Practice location
4680 E. F-41, Oscoda, MI 48750
Phone
(989) 739-9931
Enumerated
Jan 19, 2007
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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Verify Mark Harmon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this professionCheck 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.

2 general practice dentistry records list a Oscoda practice address

They are 2 of the 121 NPPES records with a Oscoda practice address, and 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 Mark Harmon, D.D.S.'s NPI number?

Mark Harmon, D.D.S.'s National Provider Identifier (NPI) is 1861545451, issued on Jan 19, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mark Harmon, D.D.S. located?

The NPPES record lists a practice address at 4680 E. F-41, Oscoda, MI, 48750. Phone: (989) 739-9931. Providers update this record themselves, so call before visiting.

How can I verify Mark Harmon, D.D.S.'s license?

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.