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

Sonja Marie Ellingson, MD

Individual provider Internal Medicine Physician · NPI 1891037040

Sonja Marie Ellingson, MD is a Hospitalist in Seattle, Washington. Qualified in 2013, 13 years ago. Practices with The Association of University Physicians, a 3,459-clinician group and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
13
Licensed in
WA
In the registry since
2013
Specialties on file
2
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

325 9th Ave Box 359895
Seattle, WA 98104-2420
Phone: (206) 520-5000
Fax: (206) 744-8689
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence MD60584940 (WA)
Internal Medicine Physician Taxonomy 207R00000X · Licence ML 60363759 (WA)

Record details

NPI number1891037040
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 25, 2013
Last updated in NPPESJune 1, 2020
Certification dateJune 1, 2020

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice The Association Of University Physicians — 3459 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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