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

Matthew David Niswander

Individual provider Peer Specialist · NPI 1174333272

Matthew David Niswander is a Peer Specialist in Portland, Oregon. Licensed in Oregon. Registered with an NPI since 2025.

Licensed in
OR
In the registry since
2025
Specialties on file
2

Practice location Address checks out

10564 SE Washington St
Portland, OR 97216-2809
Phone: (503) 228-9229
Show map & directions

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

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X · Licence T-25-5158 (OR)
Peer Specialist Taxonomy 175T00000X · Licence 24-CRM-3982 (OR)

Record details

NPI number1174333272
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedJanuary 10, 2025
Last updated in NPPESJune 24, 2025
Certification dateJune 24, 2025

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