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Dereck C. Wei, MD

Psychiatrist

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Specialties and Licenses

Specialties
Psychiatrist
Licensed In
California
NPI Number
1720720105
In the National Registry
4 years (since 2022)

Name, specialties, licenses and address come from the NPPES national provider registry, updated weekly (this record last changed August 2026).

What Psychiatrists Commonly Treat

Typical for the specialty. Ask the office which of these Dr. Dereck Wei offers.

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Medical Disclaimer

The information on this site is for general educational purposes only and is not medical advice, diagnosis, or treatment. Reading this site does not create a doctor–patient relationship. Always consult a qualified healthcare professional for personal guidance. If this is an emergency, call 911. Mentions of medications, devices, or procedures are informational and not endorsements. Full medical disclaimer.