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

Jason Dennis Whittier

Individual provider Peer Specialist · NPI 1124806559

Jason Dennis Whittier is a Peer Specialist in Ontario, Oregon. Registered with an NPI since 2023.

In the registry since
2023

Practice location Address checks out

702 Sunset Dr
Ontario, OR 97914-3121
Phone: (541) 889-9167
Fax: (541) 889-9167
Show map & directions

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

Specialties & licences

Peer Specialist (primary) Taxonomy 175T00000X

Record details

NPI number1124806559
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedSeptember 18, 2023
Last updated in NPPESSeptember 18, 2023
Certification dateSeptember 18, 2023

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