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

Dr. Ronald Seff, MD

Individual provider Psychiatry Physician · NPI 1891792925

Dr. Ronald Seff, MD is a Psychiatry Physician in Woodside, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2005
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

135 Summit Rd
Woodside, CA 94062-2632
Phone: (650) 464-6539
Fax: (650) 529-1370
Show map & directions

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

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence G329550 (CA)

Record details

NPI number1891792925
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 5, 2005
Last updated in NPPESJuly 9, 2007
Mailing address135 Summit Rd, Woodside, CA 94062-2632

Other providers in Woodside