Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Robert T O'Donnell, MD, PHD

Individual provider Hematology & Oncology Physician · NPI 1386627586

Dr. Robert T O'Donnell, MD, PHD is a Hematology & Oncology Physician in Sacramento, California. Licensed in California. Registered with an NPI since 2005.

Licensed in
CA
In the registry since
2005
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

2279 45th St
Sacramento, CA 95817-2229
Phone: (916) 734-5959
Fax: (916) 703-5265
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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 G063398 (CA)

Record details

NPI number1386627586
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedNovember 22, 2005
Last updated in NPPESAugust 22, 2019

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