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

Dr. James C Mackenzie, MD

Individual provider Internal Medicine Physician · NPI 1548251168

Dr. James C Mackenzie, MD is an Internal Medicine in Troy, Michigan. Graduated from Northwestern University Feinberg Medical School in 1971, 55 years ago. Accepts Medicare assignment and offers telehealth. Licensed in Michigan.

Years since qualifying
55
Trained at
Northwestern University Feinberg Medical School
Licensed in
MI
In the registry since
2005
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

1380 Coolidge Hwy Ste 100
Troy, MI 48084-7018
Phone: (248) 288-4000
Fax: (248) 288-3900
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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 4301030901 (MI)

Record details

NPI number1548251168
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 2, 2005
Last updated in NPPESJuly 13, 2026
Mailing address1380 Coolidge Hwy, Suite 100, Troy, MI 48084-7018

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolNORTHWESTERN UNIVERSITY FEINBERG MEDICAL SCHOOL
Graduated 1971 (55 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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