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

Timothy Tien-Min Lee, MD

Individual provider Psychiatry Physician · NPI 1326254137

Timothy Tien-Min Lee, MD is a Psychiatry Physician in Rancho Cucamonga, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

10737 Laurel St Ste 230
Rancho Cucamonga, CA 91730-7659
Phone: (909) 989-5556
Fax: (909) 989-5558
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence A101050 (CA)

Record details

NPI number1326254137
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 16, 2007
Last updated in NPPESNovember 6, 2023
Certification dateNovember 6, 2023

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