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

Ruben Daniel Sierra, MD

Individual provider Hematology & Oncology Physician · NPI 1598868911

Ruben Daniel Sierra, MD is a Hematology & Oncology Physician in Kennewick, Washington. Licensed in Washington. Registered with an NPI since 2006.

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

7350 W Deschutes Ave Ste B103
Kennewick, WA 99336
Phone: (509) 783-0144
Fax: (509) 783-8244
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence MD00024391 (WA)

Record details

NPI number1598868911
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 7, 2006
Last updated in NPPESJuly 8, 2007
Mailing address7350 W Deschutes Ave, Suite B103, Kennewick, WA 99336

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