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

Linda D Ruthruff, PHD

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1801933049

Linda D Ruthruff, PHD is a Student in an Organized Health Care Education/Training Program in San Francisco, California. Practices as a sole proprietor. Registered with an NPI since 2007.

In the registry since
2007
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

Student / training record This NPI belongs to someone enrolled in a health care training programme. It carries no licence and no practice of its own, so no address or phone number is published for it.

San Francisco, CA

No coordinates on file. Search this address in Google Maps

Specialties & licences

Student in an Organized Health Care Education/Training Program (primary) Taxonomy 390200000X

Record details

NPI number1801933049
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedJanuary 30, 2007
Last updated in NPPESJuly 8, 2007

Other providers in San Francisco