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

Dr. Sylvia Hellene Friedberg, MD

Individual provider Internal Medicine Physician · NPI 1396886925

Dr. Sylvia Hellene Friedberg, MD is an Internal Medicine Physician in Portola Valley, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
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

281 W Floresta Way
Portola Valley, CA 94028-7536
Phone: (650) 854-5183
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence G49620 (CA)

Record details

NPI number1396886925
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedFebruary 8, 2007
Last updated in NPPESJuly 8, 2007
Mailing address281 W Floresta Way, Portola Valley, CA 94028-7536

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