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

Dr. Joy Yan, MD, PHD

Individual provider Radiation Oncology Physician · NPI 1679893903

Dr. Joy Yan, MD, PHD is a Radiation Oncology Physician in Seattle, Washington. Licensed in Washington. Registered with an NPI since 2010.

Licensed in
WA
In the registry since
2010
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

1959 NE Pacific St University Of Washington Medical Ctr
Seattle, WA 98195-0001
Phone: (410) 262-5368
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence ML60236048 (WA)

Record details

NPI number1679893903
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedJune 9, 2010
Last updated in NPPESApril 23, 2016
Mailing address1959 Ne Pacific St, University Of Washington Medical Center, Seattle, WA 98195-0001

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