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MARY LOU DEVLIN LMFT
NPI 1194177030
Marriage & Family Therapist in Westlake Village, CA

Active since July 03, 2016
3435 E THOUSAND OAKS BLVD UNIT 4312, WESTLAKE VILLAGE, CA 91359(805) 849-7828 Get Directions Write a Review

NPPES record last updated: March 22, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Mar 22, 2025, Jul 3, 2016 (2 updates tracked since 2016).

About Mary Lou Devlin Lmft NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARY LOU DEVLIN LMFT (NPI 1194177030) is an individual marriage & family therapist in Westlake Village, California, licensed in California (LMFT37377) and active in the NPI registry since July 2016.

NPPES Registry Identity

NPI1194177030
Entity TypeIndividualFemale
Primary Taxonomy106H00000X
Provider Legal NameMARY LOU DEVLINCredential: LMFT
Location Address3435 E THOUSAND OAKS BLVD UNIT 4312Westlake Village, CA 91359-7949
Mailing Address3435 E Thousand Oaks Blvd Unit 4312Thousand Oaks, CA 91359-7949
Phone(805) 849-7828
Sole ProprietorYes
Enumeration DateJuly 3, 2016
Last NPPES UpdateMarch 22, 20252 updates tracked since enumeration
NPPES CertifiedMarch 22, 2025
✔ NPI 1194177030 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers
Taxonomy Code106H00000X
License✔ Licensed in CA · LMFT37377
Definition
A marriage and family therapist is a person with a master's degree in marriage and family therapy, or a master's or doctoral degree in a related mental health field with substantially equivalent coursework in marriage and family therapy, who receives supervised clinical experience, or a person who meets the state requirements to practice as a marriage and family therapist. A marriage and family therapist treats mental and emotional disorders within the context of marriage and family systems. A marriage and family therapist provides mental health and counseling services to individuals, couples, families, and groups.
3435 E THOUSAND OAKS BLVD UNIT 4312, Westlake Village, CA 91359
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Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mary Lou Devlin's NPI number?

The NPI number for Mary Lou Devlin is 1194177030. It was assigned to this individual provider in the NPPES registry on July 3, 2016.

Where is Mary Lou Devlin located?

Mary Lou Devlin practices at 3435 E Thousand Oaks Blvd Unit 4312, Westlake Village, CA 91359. The listed phone number is (805) 849-7828.

What is Mary Lou Devlin's specialty?

The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.

When was this NPI record last updated?

The NPPES record for Mary Lou Devlin was last updated on March 22, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.