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

Individual provider Certified Registered Nurse Anesthetist · NPI 1487291787

Nicholai Leon Mathewson, CRNA, MSN is a Certified Registered Nurse Anesthetist (CRNA) in Portland, Oregon. Qualified in 2019, 7 years ago. Practices with Hospitalist Medicine Physicians of Washington - Tcs, a 208-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
7
Licensed in
CA
In the registry since
2019
What do these letters mean?
CRNA — Certified Registered Nurse Anesthetist
An advanced practice nurse who administers anaesthesia.
MSN — Master of Science in Nursing
A graduate nursing degree, usually held alongside an advanced practice licence.

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Practice location Address checks out

1015 NW 22nd Ave
Portland, OR 97210-3025
Phone: (541) 601-0927
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Certified Registered Nurse Anesthetist (primary) Taxonomy 367500000X · Licence 95141062 (CA)

Record details

NPI number1487291787
Entity typeIndividual (Type 1)
GenderMale
Credentials CRNA , MSN
Sole proprietorYes
NPI enumeratedDecember 5, 2019
Last updated in NPPESDecember 5, 2019

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice Hospitalist Medicine Physicians Of Washington - Tcs — 208 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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