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RIAN SHAHDEI MACK
NPI 1215126420
Marriage & Family Therapist in Hayward, CA

Active since October 24, 2007
409 JACKSON ST, HAYWARD, CA 94544(510) 891-5600 Get Directions Write a Review

NPPES record last updated: October 3, 2025. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Oct 7, 2024, Apr 12, 2018, Feb 23, 2018 (3 updates tracked since 2018).

About Rian Shahdei Mack NPPES

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

RIAN SHAHDEI MACK (NPI 1215126420) is an individual marriage & family therapist in Hayward, California, licensed in California (134134) and active in the NPI registry since October 2007.

NPPES Registry Identity

NPI1215126420
Entity TypeIndividualFemale
Primary Taxonomy106H00000X
Provider Legal NameRIAN SHAHDEI MACK
Location Address409 JACKSON STHayward, CA 94544-1530
Mailing Address1285 107th AveOakland, CA 94603-3821 · (415) 400-9495
Phone(510) 891-5600
Sole ProprietorNo
Enumeration DateOctober 24, 2007
Last NPPES UpdateOctober 3, 20253 updates tracked since enumeration
NPPES CertifiedOctober 3, 2025
✔ NPI 1215126420 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 · 134134
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.
409 JACKSON ST, Hayward, CA 94544
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Other Providers at the Same Location NPPES 20

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

MARTA ELENA REYNOSO LCSW
Social Worker (Clinical)
409 JACKSON ST, SUITE 200
HAYWARD, CA 94544
Alameda County (510) 891-5650
SYDNEY MARIE HOLLINGSWORTH
Marriage & Family Therapist
409 JACKSON ST
HAYWARD, CA 94544
Alameda County (510) 891-5600
MR. JEREMY LIGHTELL LCSW
Social Worker (Clinical)
409 JACKSON ST
HAYWARD, CA 94544
Alameda County (510) 891-5600
ELIZABETH PAREDES GALLEGOS
Social Worker
409 JACKSON ST
HAYWARD, CA 94544
Alameda County (510) 891-5600
VERONICA RAMOS
Social Worker (Clinical)
409 JACKSON ST
HAYWARD, CA 94544
Alameda County (510) 891-5600
JOSUE MONTERROSO
Student in an Organized Health Care Education/Training Program
409 JACKSON ST
HAYWARD, CA 94544
Alameda County (510) 891-5642
ANDREW SPIVACK MSW/ASW
Social Worker (Clinical)
409 JACKSON ST
HAYWARD, CA 94544
Alameda County (510) 891-5600
ARRASH LEE ABRI
Social Worker
409 JACKSON ST
HAYWARD, CA 94544
Alameda County (510) 891-5600

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 Rian Mack's NPI number?

The NPI number for Rian Mack is 1215126420. It was assigned to this individual provider in the NPPES registry on October 24, 2007.

Where is Rian Mack located?

Rian Mack practices at 409 Jackson St, Hayward, CA 94544. The listed phone number is (510) 891-5600.

What is Rian Mack'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 Rian Mack was last updated on October 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.