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

Individual provider Mental Health Counselor · NPI 1558599274

Stephanie Marie Garrison, PSYD is a Clinical Psychologist in Mill Creek, Washington. Qualified in 2010, 16 years ago. Practices with Optum Care Washington PLLC, a 685-clinician group and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
16
Licensed in
WA
In the registry since
2009
Specialties on file
2
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

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Practice location Address checks out

15418 Main St
Mill Creek, WA 98012-9030
Phone: (425) 339-5453
Fax: (425) 225-8028
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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 PY60188217 (WA)
Mental Health Counselor Taxonomy 101YM0800X · Licence LH60090936 (WA)

Record details

NPI number1558599274
Entity typeIndividual (Type 1)
GenderFemale
Credentials PSYD
Sole proprietorNo
NPI enumeratedJuly 1, 2009
Last updated in NPPESMarch 29, 2016

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 2010 (16 years in practice)
Group practice Optum Care Washington Pllc — 685 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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