Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Mary Joan Hess-Homeier, PHD

Individual provider Clinical Psychologist · NPI 1568558591

Dr. Mary Joan Hess-Homeier, PHD is a Clinical Psychologist in Missoula, Montana. Practices as a sole proprietor. Licensed in Montana.

Licensed in
MT
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

445 S Fifth St W
Missoula, MT 59801-2619
Phone: (406) 543-6736
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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 131 (MT)

Record details

NPI number1568558591
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedOctober 5, 2006
Last updated in NPPESFebruary 16, 2012

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