Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Ronald Se-Yuen Cheung, MD, PHD

Individual provider Pediatric Hematology & Oncology Physician · NPI 1861662793

Dr. Ronald Se-Yuen Cheung, MD, PHD is a Pediatric Hematology & Oncology Physician in Seattle, Washington. Practices as a sole proprietor. Licensed in Washington.

Licensed in
WA
In the registry since
2008
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

4800 Sand Point Way NE M/s B6553
Seattle, WA 98105-3901
Phone: (206) 987-2106
Fax: (206) 987-3946
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Hematology & Oncology Physician (primary) Taxonomy 2080P0207X · Licence MD60085695 (WA)

Record details

NPI number1861662793
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorYes
NPI enumeratedMarch 6, 2008
Last updated in NPPESJuly 3, 2012

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