RUBEN DANIEL SIERRA (MD) – Hematology & Oncology Physician, NPI 1598868911

RUBEN DANIEL SIERRA (MD) is a healthcare provider. based in Kennewick, Washington. specializing in Hematology & Oncology Physician. They hold the professional credentials MD. They hold a License No. MD00024391 (WA). The NPI Number for RUBEN DANIEL SIERRA (MD) is 1598868911

Main info

Male
Name
RUBEN DANIEL SIERRA (MD)
NPI
1598868911
Phone
(509) 783-0144
Address
7350 W DESCHUTES AVE
Enumeration Date
7 September 2006
Last Update Date
8 July 2007
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

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Provider Addresses for RUBEN DANIEL SIERRA (MD)

  • West Deschutes Avenue, Kennewick, Benton County, Washington, 99301, United States

    SUITE B103

    KENNEWICK, WA 99336

    Phone: (509) 783-0144

    Fax: (509) 783-8244

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

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Medicare Enrollment & Revalidation

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Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

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Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 99336)

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Reviews

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Frequently asked questions

What number should I use to identify RUBEN DANIEL SIERRA (MD) for billing?
Administrative and clinical systems typically use NPI 1598868911 for RUBEN DANIEL SIERRA (MD).
Does the public listing show RUBEN DANIEL SIERRA (MD) as active?
RUBEN DANIEL SIERRA (MD)'s NPI record reflects an active status in NPPES.
How should patients interpret RUBEN DANIEL SIERRA (MD)'s specialty?
The extract shows Hematology & Oncology Physician for RUBEN DANIEL SIERRA (MD). Clinical services aligned with this taxonomy classification.
Is RUBEN DANIEL SIERRA (MD) tied to Kennewick, Washington?
If you are local to Kennewick, Washington, RUBEN DANIEL SIERRA (MD) may be relevant to your search.
What is the difference between NPI and a medical license?
An NPI is a federal identifier; a medical license is issued by a state and governs where someone may practice.

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