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

Gregory S Cowan, PHD

Individual provider Clinical Psychologist · NPI 1235166828

Gregory S Cowan, PHD is a Clinical Psychologist in Wausau, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2006.

Licensed in
WI
In the registry since
2006
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

425 Wind Ridge Dr
Wausau, WI 54401-4149
Phone: (715) 675-3391
Fax: (715) 675-5255
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 2343 (WI)

Record details

NPI number1235166828
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedJune 27, 2006
Last updated in NPPESApril 27, 2009
Mailing address7974 Uw Health Ct, Middleton, WI 53562-5531

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