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

Lianna Jean Marks, MD

Individual provider Pediatrics Physician · NPI 1982998126

Lianna Jean Marks, MD is a Pediatrics Physician in Palo Alto, California. Licensed in California, New York and Pennsylvania. Registered with an NPI since 2011.

Licensed in
CA, NY, PA
In the registry since
2011
Specialties on file
4
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.

Specialties & licences

Pediatric Hematology & Oncology Physician (primary) Taxonomy 2080P0207X · Licence A156744 (CA)
Pediatrics Physician Taxonomy 208000000X · Licence MT199234 (PA)
Pediatrics Physician Taxonomy 208000000X · Licence A156744 (CA)
Pediatric Hematology & Oncology Physician Taxonomy 2080P0207X · Licence 274578 (NY)

Record details

NPI number1982998126
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 6, 2011
Last updated in NPPESApril 16, 2024
Certification dateApril 16, 2024

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