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

Mr. Charles R. Klettner, MD

Individual provider Internal Medicine Physician · NPI 1760441646

Mr. Charles R. Klettner, MD is an Internal Medicine in Traverse City, Michigan. Graduated from Wayne State University School of Medicine in 1994, 32 years ago. Practices with Grand Traverse Internists PC, an 8-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
32
Trained at
Wayne State University School of Medicine
Licensed in
MI
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

5015 N Royal Dr
Traverse City, MI 49684
Phone: (231) 935-0850
Fax: (231) 935-0869
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 4301063386 (MI)

Record details

NPI number1760441646
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 21, 2006
Last updated in NPPESOctober 22, 2020
Certification dateOctober 22, 2020

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolWAYNE STATE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1994 (32 years in practice)
Group practice Grand Traverse Internists Pc — 8 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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