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

Dr. Douglas R Vanderjagt, DO

Individual provider Internal Medicine Physician · NPI 1730121880

Dr. Douglas R Vanderjagt, DO is an Internal Medicine in Williamston, Michigan. Graduated from Michigan State University College of Osteopathic Medicine in 1997, 29 years ago. Practices with Capital Internal Medicine Associates PC, a 60-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
29
Trained at
Michigan State University College of Osteopathic Medicine
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.

See every abbreviation used in this directory →

Practice location Address checks out

839 S Putnam St
Williamston, MI 48895-1623
Phone: (517) 655-3515
Fax: (855) 476-0189
Show map & directions

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

Additional practice locations (1)

  • 3955 Patient Care Dr Ste A, Lansing, MI 48911-4271 — (517) 374-7600

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 5101013545 (MI)

Record details

NPI number1730121880
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 12, 2006
Last updated in NPPESMarch 24, 2025
Certification dateMarch 24, 2025

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolMICHIGAN STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 1997 (29 years in practice)
Group practice Capital Internal Medicine Associates P.C. — 60 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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