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

Holly Grigsby, PLLC

Organization Mental Health Counselor · NPI 1922592062

Holly Grigsby, PLLC is a Mental Health Counselor in Seattle, Washington. Licensed in Washington. Registered with an NPI since 2018.

Licensed in
WA
In the registry since
2018
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

3213 Harbor Ave SW Ste 1
Seattle, WA 98126-4600
Phone: (206) 552-0504
Fax: (206) 590-5922
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X · Licence LH60835736 (WA)

Record details

NPI number1922592062
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Holly Grigsby — Owner · (206) 552-0504
Other names Holly Grigsby Psychotherapy; Holly Grigsby, Ma, Lmhc; Holly Grigsby, Ma, Lmhc; Holly Grigsby, Ma, Lmhca, Pllc
NPI enumeratedJune 21, 2018
Last updated in NPPESMay 23, 2023
Certification dateAugust 4, 2022
Mailing address3213 Harbor Ave Sw Ste 1, Seattle, WA 98126-4600

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