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

Timothy John Oja, DO

Individual provider Psychiatry Physician · NPI 1134787070

Timothy John Oja, DO is a Psychiatry in Portage, Michigan. Graduated from Michigan State University College of Osteopathic Medicine in 2019, 7 years ago. Practices with Pine Rest Christian Mental Health Services, a 353-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in Michigan and Minnesota.

Years since qualifying
7
Trained at
Michigan State University College of Osteopathic Medicine
Licensed in
MI, MN
In the registry since
2019
Specialties on file
3
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

7895 Currier Dr
Portage, MI 49002-4314
Phone: (269) 910-7327
Show map & directions

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

Additional practice locations (2)

  • 300 68th St Se, Grand Rapids, MI 49548-6927 — (616) 456-0842
  • 200 1st St Sw, Rochester, MN 55905-0001 — (507) 284-2511

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence 5101028170 (MI)
Psychiatry Physician Taxonomy 2084P0800X · Licence 5151014007 (MI)
Addiction Medicine (Psychiatry & Neurology) Physician Taxonomy 2084A0401X · Licence 73368 (MN)

Record details

NPI number1134787070
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 5, 2019
Last updated in NPPESJuly 11, 2024
Certification dateJuly 11, 2024
Mailing address300 68th St Se, Grand Rapids, MI 49548-6927

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolMICHIGAN STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2019 (7 years in practice)
Group practice Pine Rest Christian Mental Health Services — 353 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

Other providers in Portage