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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

MR. WILLIAM JAMES ROBERTS PSYD, LMFT
NPI 1790140598
Marriage & Family Therapist in Reseda, CA

Active since December 21, 2015
18715 LANARK ST, RESEDA, CA 91335(818) 932-8655 Get Directions Write a Review

NPPES record last updated: July 5, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Oct 27, 2023, Dec 21, 2015 (2 updates tracked since 2015).

About Mr. William James Roberts Psyd, Lmft NPPES

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

MR. WILLIAM JAMES ROBERTS PSYD, LMFT (NPI 1790140598) is an individual marriage & family therapist in Reseda, California, licensed in California (149118) and active in the NPI registry since December 2015.

NPPES Registry Identity

NPI1790140598
Entity TypeIndividualMale
Primary Taxonomy106H00000X
Provider Legal NameMR. WILLIAM JAMES ROBERTSCredential: PSYD, LMFT
Location Address18715 LANARK STReseda, CA 91335-1212
Mailing Address18715 Lanark StReseda, CA 91335-1212 · (818) 932-8655
Phone(818) 932-8655
Sole ProprietorNo
Enumeration DateDecember 21, 2015
Last NPPES UpdateJuly 5, 20262 updates tracked since enumeration
NPPES CertifiedJuly 5, 2026
✔ NPI 1790140598 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers
Taxonomy Code106H00000X
License✔ Licensed in CA · 149118
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.
Also ListedCounselor · Addiction (Substance Use Disorder)Taxonomy 101YA0400X
18715 LANARK ST, Reseda, CA 91335
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Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

WILLIAM ROBERTS MARRIAGE & FAMILY THERAPIST, PROFESSIONAL CORPORATION
Marriage & Family Therapist
18715 LANARK ST
RESEDA, CA 91335
Los Angeles County (818) 932-8655

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 William Roberts's NPI number?

The NPI number for William Roberts is 1790140598. It was assigned to this individual provider in the NPPES registry on December 21, 2015.

Where is William Roberts located?

William Roberts practices at 18715 Lanark St, Reseda, CA 91335. The listed phone number is (818) 932-8655.

What is William Roberts'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 William Roberts was last updated on July 5, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.