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

MS. Merrilee O'Brien, LMFT

Individual provider Mental Health Counselor · NPI 1538209218

MS. Merrilee O'Brien, LMFT is a Mental Health Counselor in Torrance, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
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

3333 Skypark Dr 220
Torrance, CA 90505-5023
Phone: (310) 257-5776
Fax: (310) 257-5753
Show map & directions

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

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X · Licence MFC30075 (CA)

Record details

NPI number1538209218
Entity typeIndividual (Type 1)
GenderFemale
Credentials LMFT
Sole proprietorYes
NPI enumeratedFebruary 8, 2007
Last updated in NPPESJuly 8, 2007

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