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

Individual provider Internal Medicine Physician · NPI 1316901754

James R Johnson, DO is an Internal Medicine in Trenton, Michigan. Graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1986, 40 years ago. Accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
40
Trained at
Des Moines University of Osteopathic Medicine and Health Sciences
Licensed in
MI
In the registry since
2006
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

5400 Fort St Ste 130
Trenton, MI 48183-4632
Phone: (734) 362-7100
Fax: (734) 671-1768
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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 5101014114 (MI)

Record details

NPI number1316901754
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 13, 2006
Last updated in NPPESDecember 1, 2011
Mailing address5400 Fort St, Suite 130, Trenton, MI 48183-4632

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolDES MOINES UNIVERSITY OF OSTEOPATHIC MEDICINE AND HEALTH SCIENCES
Graduated 1986 (40 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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