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

Mrs. Stephanie Beth Halvorsen Guercio, LMFT, SUDP

Individual provider Marriage & Family Therapist · NPI 1598297442

Mrs. Stephanie Beth Halvorsen Guercio, LMFT, SUDP is a Marriage & Family Therapist in Port Angeles, Washington. Practices as a sole proprietor. Licensed in Washington.

Licensed in
WA
In the registry since
2017
Specialties on file
2
What do these letters mean?
LMFT — Licensed Marriage and Family Therapist
A therapist licensed to treat couples and families.

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Practice location Address checks out

496 Gellor Rd
Port Angeles, WA 98362-9250
Phone: (360) 333-4209
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Marriage & Family Therapist (primary) Taxonomy 106H00000X · Licence MG 60662044 (WA)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X · Licence CP 60662076 (WA)

Record details

NPI number1598297442
Entity typeIndividual (Type 1)
GenderFemale
Credentials LMFT , SUDP
Sole proprietorYes
NPI enumeratedMarch 30, 2017
Last updated in NPPESApril 28, 2026
Certification dateApril 28, 2026

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