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

Diane Marie Trepanier, ARNP

Individual provider Gerontology Nurse Practitioner · NPI 1811498199

Diane Marie Trepanier, ARNP is a Gerontology Nurse Practitioner in Coupeville, Washington. Licensed in Washington. Registered with an NPI since 2018.

Licensed in
WA
In the registry since
2018
What do these letters mean?
ARNP — Advanced Registered Nurse Practitioner
The title some states use for an advanced practice nurse.

See every abbreviation used in this directory →

Practice location Address checks out

311 NE 3rd St
Coupeville, WA 98239-3427
Phone: (360) 678-2273
Fax: (360) 678-8715
Show map & directions

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

Specialties & licences

Gerontology Nurse Practitioner (primary) Taxonomy 363LG0600X · Licence AP30001808 (WA)

Record details

NPI number1811498199
Entity typeIndividual (Type 1)
GenderFemale
Credentials ARNP
Sole proprietorNo
NPI enumeratedFebruary 22, 2018
Last updated in NPPESFebruary 22, 2018

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