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

Mr. O. L. Seschillie, PA

Individual provider Medical Physician Assistant · NPI 1023076726

Mr. O. L. Seschillie, PA is a Medical Physician Assistant in Seattle, Washington. Licensed in Washington. Registered with an NPI since 2006.

Licensed in
WA
In the registry since
2006
What do these letters mean?
PA — Physician Assistant
A licensed clinician who examines, diagnoses and treats under a physician's supervision.

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Practice location Address checks out

1660 S Columbian Way
Seattle, WA 98108-1532
Phone: (206) 764-2457
Fax: (206) 764-2192
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Medical Physician Assistant (primary) Taxonomy 363AM0700X · Licence PA10001894 (WA)

Record details

NPI number1023076726
Entity typeIndividual (Type 1)
GenderMale
Credentials PA
Sole proprietorNo
NPI enumeratedMay 2, 2006
Last updated in NPPESJuly 13, 2026

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