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

Jay Westphal, MD

Individual provider Preventive Medicine/Occupational Environmental Medicine Physician · NPI 1457605115

Jay Westphal, MD is a Preventive Medicine/Occupational Environmental Medicine Physician in Irvine, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2012
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

4 Park Plz Ste 500
Irvine, CA 92614-8560
Phone: (949) 351-9890
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Preventive Medicine/Occupational Environmental Medicine Physician (primary) Taxonomy 2083P0500X · Licence G49416 (CA)

Record details

NPI number1457605115
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedNovember 2, 2012
Last updated in NPPESNovember 2, 2012
Mailing addressPo Box 3473, Newport Beach, CA 92659-8473

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