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

Individual provider Counseling Psychologist · NPI 1982193256

Jacob B Nienhuis, PHD is a Clinical Psychologist in Ann Arbor, Michigan. Graduated from University of Louisville School of Medicine in 2014, 12 years ago. Practices with Pine Rest Christian Mental Health Services, a 353-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
12
Trained at
University of Louisville School of Medicine
Licensed in
MI
In the registry since
2018
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

4488 Jackson Rd Ste 7B
Ann Arbor, MI 48103
Phone: (616) 856-0294
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Counseling Psychologist (primary) Taxonomy 103TC1900X · Licence 6301016354 (MI)

Record details

NPI number1982193256
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedMay 2, 2018
Last updated in NPPESJune 18, 2018

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolUNIVERSITY OF LOUISVILLE SCHOOL OF MEDICINE
Graduated 2014 (12 years in practice)
Group practice Pine Rest Christian Mental Health Services — 353 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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