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

MS. Diana Marie Wieckowicz, MFT

Individual provider Marriage & Family Therapist · NPI 1578533998

MS. Diana Marie Wieckowicz, MFT is a Marriage & Family Therapist in Los Gatos, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
What do these letters mean?
MFT — Marriage and Family Therapist
A therapist who treats couples and families.

See every abbreviation used in this directory →

Practice location Address checks out

301 Los Gatos Saratoga Rd
Los Gatos, CA 95030-5327
Phone: (408) 356-8992
Fax: (831) 684-2549
Show map & directions

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

Specialties & licences

Marriage & Family Therapist (primary) Taxonomy 106H00000X · Licence 30273 (CA)

Record details

NPI number1578533998
Entity typeIndividual (Type 1)
GenderFemale
Credentials MFT
Sole proprietorNo
NPI enumeratedJanuary 26, 2006
Last updated in NPPESJuly 13, 2026

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