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

Ellen Chuang, MD

Individual provider Medical Oncology Physician · NPI 1417044512

Ellen Chuang, MD is a Hematology/Oncology in Seattle, Washington. Qualified in 1989, 37 years ago. Practices with Marshall Medical Center, a 171-clinician group and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
37
Licensed in
WA
In the registry since
2006
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

825 Eastlake Ave E
Seattle, WA 98109-4405
Phone: (206) 520-5000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence MD61168860 (WA)

Record details

NPI number1417044512
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 9, 2006
Last updated in NPPESAugust 18, 2021
Certification dateAugust 18, 2021
Mailing addressPo Box 50095, Seattle, WA 98145-5095

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolOTHER
Graduated 1989 (37 years in practice)
Group practice Marshall Medical Center — 171 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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