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

Dr. Cynthia Magnuson, PHDCCC-SLP

Individual provider Speech-Language Pathologist · NPI 1548665524

Dr. Cynthia Magnuson, PHDCCC-SLP is a Speech-Language Pathologist in San Marcos, California. Practices as a sole proprietor and works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2014

Practice location Address checks out

310 S Twin Oaks Valley Rd
San Marcos, CA 92078-4303
Phone: (530) 949-5109
Fax: (530) 232-0144
Show map & directions

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

Additional practice locations (1)

  • 310 S Twin Oaks Valley Rd Ste 107, San Marcos, CA 92078-4387 — (530) 949-5109

Specialties & licences

Speech-Language Pathologist (primary) Taxonomy 235Z00000X · Licence SP8630 (CA)

Record details

NPI number1548665524
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHDCCC-SLP
Sole proprietorYes
NPI enumeratedNovember 3, 2014
Last updated in NPPESDecember 15, 2020
Certification dateDecember 15, 2020

Other providers in San Marcos