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

Simon Y Lee, MD

Individual provider Pediatrics Physician · NPI 1043229693

Simon Y Lee, MD is a Pediatrics Physician in Pleasanton, California. Licensed in California. Registered with an NPI since 2006.

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

5555 W Las Positas Blvd
Pleasanton, CA 94588-4000
Phone: (925) 416-3672
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence CA A89711 (CA)

Record details

NPI number1043229693
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 5, 2006
Last updated in NPPESFebruary 25, 2010
Mailing address5555 W Las Positas Blvd, Pleasanton, CA 94588-4000

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