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

David B Okun, MD

Individual provider Hematology & Oncology Physician · NPI 1306839287

David B Okun, MD is a Hematology & Oncology Physician in Laguna Hills, 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.

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Practice location Address checks out

24953 Paseo De Valencia #25B
Laguna Hills, CA 92653-4342
Phone: (949) 770-8168
Fax: (949) 770-2991
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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 G29859 (CA)

Record details

NPI number1306839287
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 26, 2005
Last updated in NPPESJuly 13, 2026

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