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

Michael J Ostrowski, PHD

Individual provider Clinical Psychologist · NPI 1144252875

Michael J Ostrowski, PHD is a Clinical Psychologist in Portage, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2006.

Licensed in
WI
In the registry since
2006
Specialties on file
2
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

2901 Hunters Trl
Portage, WI 53901-3403
Phone: (608) 742-5518
Fax: (608) 742-4087
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 1699-057 (WI)
Clinical Psychologist Taxonomy 103TC0700X · Licence 1699-057 (WI)

Record details

NPI number1144252875
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedJuly 6, 2006
Last updated in NPPESMay 21, 2015
Mailing addressPo Box 301, Portage, WI 53901-0301

Other providers in Portage