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

Finn Joseph Sonder, LMFT

Individual provider Marriage & Family Therapist · NPI 1528990280

Finn Joseph Sonder, LMFT is a Marriage & Family Therapist in Oakland, California. Practices as a sole proprietor and works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2026
What do these letters mean?
LMFT — Licensed Marriage and Family Therapist
A therapist licensed to treat couples and families.

See every abbreviation used in this directory →

Practice location Address checks out

495 Jackson St # 1520
Oakland, CA 94607-4329
Phone: (510) 269-7703
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 3045 Santiago St, San Francisco, CA 94116-1526 — (510) 269-7703

Specialties & licences

Marriage & Family Therapist (primary) Taxonomy 106H00000X · Licence 162210 (CA)

Record details

NPI number1528990280
Entity typeIndividual (Type 1)
GenderMale
Credentials LMFT
Sole proprietorYes
NPI enumeratedMay 29, 2026
Last updated in NPPESMay 29, 2026
Certification dateMay 29, 2026

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