Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Michael R Doctor, D.D.S., M.S.
Periodontics in Petoskey, MI · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1255443321
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Registry record
Entity type Individual (Type 1)
Name Dr. Michael R Doctor
Credential D.D.S., M.S.
Sex Male
Practice address 2115 M 119, Petoskey, MI, 49770
Phone (231) 347-2518
Fax (231) 347-8530
Enumeration date Aug 31, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
DDS · Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees.
About the DDS credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 5166284 | Other | MI | BCBS OF MICHIGAN-MEDICAL |
| D140670 | Other | MI | BCBS OF MICHIGAN-DENTAL |
| 288090 | Medicaid | MI | - |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Michael Doctor practice?
The practice location on file with NPPES is in Petoskey, MI. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Michael Doctor?
The National Provider Identifier (NPI) for Michael Doctor is 1255443321, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.