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

Mark Walker, MS, LMHC, LPC, NCC

Individual provider Professional Counselor · NPI 1740346246

Mark Walker, MS, LMHC, LPC, NCC is a Professional Counselor in Vancouver, Washington. Licensed in Washington and Wyoming. Registered with an NPI since 2006.

Licensed in
WA, WY
In the registry since
2006
Specialties on file
2
What do these letters mean?
MS — Master of Science
A graduate science degree.
LMHC — Licensed Mental Health Counselor
A licensed mental health counsellor; the title used in Florida, New York and Washington among others.
LPC — Licensed Professional Counselor
A licensed mental health counsellor.
NCC — National Certified Counselor
A counsellor certified by the NBCC.

See every abbreviation used in this directory →

Practice location Address checks out

317 E 39th St
Vancouver, WA 98663-2233
Phone: (360) 546-1722
Fax: (360) 694-5372
Show map & directions

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

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X · Licence LH61155224 (WA)
Professional Counselor Taxonomy 101YP2500X · Licence LPC-476 (WY)

Record details

NPI number1740346246
Entity typeIndividual (Type 1)
GenderMale
Credentials MS , LMHC , LPC , NCC
Sole proprietorNo
NPI enumeratedDecember 29, 2006
Last updated in NPPESAugust 25, 2022
Certification dateAugust 25, 2022

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