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

Dr. Steven Mark Fenwick, PHD, LMHC, CDP

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1790894483

Dr. Steven Mark Fenwick, PHD, LMHC, CDP is a Mental Health Counselor in Olympia, Washington. Qualified in 1998, 28 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
28
Licensed in
WA
In the registry since
2006
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.
LMHC — Licensed Mental Health Counselor
A licensed mental health counsellor; the title used in Florida, New York and Washington among others.

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Practice location Address checks out

222 Kenyon St NW Ste 14
Olympia, WA 98502-4553
Phone: (360) 867-1877
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X · Licence CP00002215 (WA)
Mental Health Counselor Taxonomy 101YM0800X · Licence LH00005236 (WA)

Record details

NPI number1790894483
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD , LMHC , CDP
Sole proprietorYes
NPI enumeratedAugust 29, 2006
Last updated in NPPESSeptember 11, 2025

Medicare enrollment

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

Medicare specialtyMENTAL HEALTH COUNSELOR
Medical schoolOTHER
Graduated 1998 (28 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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