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

Dr. Kenneth Allen Kleyn, MD

Individual provider Family Medicine Physician · NPI 1487138020

Dr. Kenneth Allen Kleyn, MD is a Family Medicine Physician in Williamsburg, Michigan. Practices as a sole proprietor and works from 2 locations. Licensed in Michigan.

Licensed in
MI
In the registry since
2018
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

5548 Millbrook Dr
Williamsburg, MI 49690-9214
Phone: (231) 649-0559
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1015 Lincoln St, Cadillac, MI 49601-2007 — (231) 779-9217

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 4301023732 (MI)

Record details

NPI number1487138020
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 19, 2018
Last updated in NPPESSeptember 19, 2018

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