Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. Roger A Doak, AT
Athletic Trainer in Portland, MI · enumerated 2019.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1629617402
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Registry record
Entity type Individual (Type 1)
Name Mr. Roger A Doak
Credential AT
Sex Male
Practice address 1100 Ionia Rd, Portland, MI, 48875
Phone (616) 780-1188
Enumeration date Dec 27, 2019
Last updated in NPPES Dec 27, 2019
Taxonomy & licenses
2255A2300X Athletic Trainer Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 2601000486 (MI) Primary
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
What is the NPI number for Roger Doak?
The National Provider Identifier (NPI) for Roger Doak is 1629617402, a Type 1 (individual) record in the CMS NPPES registry.
Where does Roger Doak practice?
The practice location on file with NPPES is in Portland, MI. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-12-27.