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

John Wiederspan

Individual provider Certified Registered Nurse Anesthetist · NPI 1891249785

John Wiederspan is a Certified Registered Nurse Anesthetist (CRNA) in Seattle, Washington. Qualified in 2016, 10 years ago. Practices with The Association of University Physicians, a 3,459-clinician group and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
10
Licensed in
WA
In the registry since
2016
Claim this listing Report a problem Suggest an edit

Practice location Address checks out

1959 NE Pacific St
Seattle, WA 98195-0001
Phone: (206) 598-4260
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Certified Registered Nurse Anesthetist (primary) Taxonomy 367500000X · Licence AP60699321 (WA)

Record details

NPI number1891249785
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedAugust 8, 2016
Last updated in NPPESNovember 13, 2016
Mailing addressPo Box 50095, Seattle, WA 98145-5095

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 2016 (10 years in practice)
Group practice The Association Of University Physicians — 3459 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Seattle