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

John Frederick Tan, MD

Individual provider Pediatrics Physician · NPI 1568680023

John Frederick Tan, MD is a Pediatrics Physician in Palo Alto, California. Practices as a sole proprietor and works from 2 locations. Licensed in California and Rhode Island.

Licensed in
CA, RI
In the registry since
2007
Specialties on file
3
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

725 Welch Rd
Palo Alto, CA 94304-1601
Phone: (650) 497-8000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 300 Pasteur Dr, Stanford, CA 94305-2200 — (650) 723-4000

Specialties & licences

Pediatric Hematology & Oncology Physician (primary) Taxonomy 2080P0207X · Licence A103406 (CA)
Pediatrics Physician Taxonomy 208000000X · Licence LP00201 (RI)
Pediatrics Physician Taxonomy 208000000X · Licence A103406 (CA)

Record details

NPI number1568680023
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 23, 2007
Last updated in NPPESApril 16, 2024
Certification dateApril 16, 2024

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