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

Dr. Yin Hsiung Lai, MD

Individual provider Family Medicine Physician · NPI 1659344943

Dr. Yin Hsiung Lai, MD is a Family Medicine Physician in Upland, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2006
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

1060 E Foothill Blvd Ste 203
Upland, CA 91786-4070
Phone: (909) 985-0699
Fax: (909) 985-2399
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence A36531 (CA)

Record details

NPI number1659344943
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedFebruary 8, 2006
Last updated in NPPESAugust 5, 2010

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