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

Mr. Guillermo Leon Brzostowski, MFT

Individual provider Marriage & Family Therapist · NPI 1568589562

Mr. Guillermo Leon Brzostowski, MFT is a Marriage & Family Therapist in Los Angeles, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
What do these letters mean?
MFT — Marriage and Family Therapist
A therapist who treats couples and families.

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Practice location Address checks out

2904 Rowena Ave
Los Angeles, CA 90039-2042
Phone: (323) 828-9866
Fax: (323) 342-9866
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 44750 (CA)

Record details

NPI number1568589562
Entity typeIndividual (Type 1)
GenderMale
Credentials MFT
Sole proprietorYes
NPI enumeratedMarch 23, 2007
Last updated in NPPESFebruary 15, 2008

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