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

Dr. Marli Corbett, PHD

Individual provider Counseling Psychologist · NPI 1689471781

Dr. Marli Corbett, PHD is a Clinical Psychologist in Tacoma, Washington. Qualified in 2023, 3 years ago. Practices with Olympic Psychology Services, PLLC, a 9-clinician group and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
3
Licensed in
WA
In the registry since
2025
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

711 Court A Ste 114
Tacoma, WA 98402-5227
Phone: (253) 269-6063
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Counseling Psychologist (primary) Taxonomy 103TC1900X · Licence PY61648465 (WA)

Record details

NPI number1689471781
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedFebruary 26, 2025
Last updated in NPPESSeptember 10, 2025
Certification dateSeptember 10, 2025

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 2023 (3 years in practice)
Group practice Olympic Psychology Services, Pllc — 9 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Tacoma