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

Wendy Si, MD

Individual provider Pediatrics Physician · NPI 1043674823

Wendy Si, MD is a Pediatrics Physician in Palo Alto, California. Licensed in California. Registered with an NPI since 2016.

Licensed in
CA
In the registry since
2016
Specialties on file
3
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

725 Welch Rd
Palo Alto, CA 94304-1601
Phone: (650) 497-8000
Show map & directions

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

Specialties & licences

Neonatal-Perinatal Medicine Physician (primary) Taxonomy 2080N0001X · Licence A162129 (CA)
Pediatrics Physician Taxonomy 208000000X · Licence A162129 (CA)
Hospitalist Physician Taxonomy 208M00000X · Licence A162129 (CA)

Record details

NPI number1043674823
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 7, 2016
Last updated in NPPESApril 29, 2024
Certification dateApril 29, 2024

Other providers in Palo Alto