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

Dr. Terry Steven Trepper, PHD

Individual provider Clinical Psychologist · NPI 1366599284

Dr. Terry Steven Trepper, PHD is a Clinical Psychologist in Hammond, Indiana. Practices as a sole proprietor. Licensed in Indiana.

Licensed in
IN
In the registry since
2007
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

7137 Knickerbocker Pkwy
Hammond, IN 46323-2030
Phone: (219) 989-2541
Fax: (219) 989-2008
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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 20040166A (IN)

Record details

NPI number1366599284
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedJanuary 4, 2007
Last updated in NPPESJuly 8, 2007
Mailing addressPo Box 9261, Highland, IN 46322-9261

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