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

Individual provider Family Medicine Physician · NPI 1750300679

Marcus E Koss, MD is a Family Practice in Saint Clair Shores, Michigan. Graduated from Wayne State University School of Medicine in 1999, 27 years ago. Accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
27
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

21603 E 11 Mile Rd
Saint Clair Shores, MI 48081-1636
Phone: (586) 280-2100
Fax: (586) 210-8808
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 4301074604 (MI)

Record details

NPI number1750300679
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 19, 2006
Last updated in NPPESApril 14, 2022
Certification dateApril 14, 2022
Mailing address21603 E 11 Mile Rd, Saint Clair Shores, MI 48081-1636

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolWAYNE STATE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1999 (27 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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