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

Thomas Wei Guo Bai, MD

Individual provider Psychiatry Physician · NPI 1538204359

Thomas Wei Guo Bai, MD is a Psychiatry Physician in Colton, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
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

400 N Pepper Ave # BH
Colton, CA 92324-1801
Phone: (909) 580-3830
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence A97670 (CA)

Record details

NPI number1538204359
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 20, 2007
Last updated in NPPESMarch 9, 2012

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