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

Mrs. Maria Lam Nissly, LCSW

Individual provider Mental Health Counselor · NPI 1740448851

Mrs. Maria Lam Nissly, LCSW is a Mental Health Counselor in Glendora, California. Practices as a sole proprietor. Registered with an NPI since 2008.

In the registry since
2008
Specialties on file
2
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

409 S Glendora Ave
Glendora, CA 91741-6216
Phone: (323) 683-3983
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X
Mental Health Counselor Taxonomy 101YM0800X

Record details

NPI number1740448851
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedMay 26, 2008
Last updated in NPPESAugust 13, 2015

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