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

Alexander Mayhew Olson, MD

Individual provider Anesthesiology Physician · NPI 1033796651

Alexander Mayhew Olson, MD is an Anesthesiology in Seattle, Washington. Qualified in 2021, 5 years ago. Practices as a sole proprietor. Licensed in Washington.

Years since qualifying
5
Licensed in
WA
In the registry since
2021
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1100 9th Ave
Seattle, WA 98101-2756
Phone: (206) 223-6980
Fax: (206) 223-6982
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence MD70019201 (WA)

Record details

NPI number1033796651
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 28, 2021
Last updated in NPPESFebruary 26, 2026
Certification dateFebruary 26, 2026

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Accepts Medicare assignment Not indicated
Practice locations3 on file with Medicare

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