Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Osama Mohamed El-Sayed, MD, PHD

Individual provider Internal Medicine Physician · NPI 1003508615

Osama Mohamed El-Sayed, MD, PHD is an Internal Medicine Physician in Oakland, California. Licensed in California. Registered with an NPI since 2023.

Licensed in
CA
In the registry since
2023
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

3600 Broadway
Oakland, CA 94611-5730
Phone: (510) 752-1000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 210390 (CA)

Record details

NPI number1003508615
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedMay 23, 2023
Last updated in NPPESJuly 6, 2026
Certification dateJuly 6, 2026

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