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

Stephen Klaine Trapp, PHD

Individual provider Psychologist · NPI 1659622124

Stephen Klaine Trapp, PHD is a Clinical Psychologist in Portland, Maine. Qualified in 2015, 11 years ago. Practices with Mainehealth, a 2,615-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Maine and Utah.

Years since qualifying
11
Licensed in
ME, UT
In the registry since
2012
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.

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Practice location Address checks out

887 Congress St Ste 400
Portland, ME 04102-3163
Phone: (207) 774-6368
Fax: (207) 774-9388
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 30 N 1900 E, Salt Lake City, UT 84132-0002 — (202) 250-0049

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence PS2658 (ME)
Psychologist Taxonomy 103T00000X · Licence 9695351-2501 (UT)

Record details

NPI number1659622124
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedSeptember 25, 2012
Last updated in NPPESJune 23, 2025
Certification dateJune 23, 2025
Mailing address887 Congress St Ste 400, Portland, ME 04102-3163

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 2015 (11 years in practice)
Group practice Mainehealth — 2615 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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