Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Grant Clunas, DO

Individual provider Internal Medicine Physician · NPI 1255017596

Grant Clunas, DO is an Internal Medicine Physician in Pontiac, Michigan. Licensed in Michigan. Registered with an NPI since 2023.

Licensed in
MI
In the registry since
2023
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

50 N Perry St
Pontiac, MI 48342-2217
Phone: (248) 338-5392
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 5151016111 (MI)

Record details

NPI number1255017596
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 22, 2023
Last updated in NPPESJune 22, 2023
Certification dateJune 22, 2023
Mailing address50 N Perry St, Pontiac, MI 48342-2217

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