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MARY LOY
NPI 1457146490
Counselor - Mental Health in Fullerton, CA

Active since April 10, 2025
680 LANGSDORF DR STE 108, FULLERTON, CA 92831(714) 519-3944 Get Directions Write a Review

NPPES record last updated: April 10, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mary Loy NPPES

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

MARY LOY (NPI 1457146490) is an individual mental health provider in Fullerton, California, licensed in California (18778) and active in the NPI registry since April 2025.

NPPES Registry Identity

NPI1457146490
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameMARY LOY
Location Address680 LANGSDORF DR STE 108Fullerton, CA 92831-3702
Mailing Address680 Langsdorf Dr Ste 108Fullerton, CA 92831-3702 · (714) 519-3944
Phone(714) 519-3944
Sole ProprietorNo
Enumeration DateApril 10, 2025
NPPES CertifiedApril 10, 2025
✔ NPI 1457146490 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
License✔ Licensed in CA · 18778
680 LANGSDORF DR STE 108, Fullerton, CA 92831
Open in Google Maps ↗

Other Providers at the Same Location NPPES 9

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

CHRISTOPHER BURNS
Counselor (Mental Health)
680 LANGSDORF DR STE 108
FULLERTON, CA 92831
Orange County (714) 926-4502
COUPLES TLC COUNSELING, INC.
Marriage & Family Therapist
680 LANGSDORF DR STE 108
FULLERTON, CA 92831
Orange County (714) 519-3944
PRISCILLA HYOKYOUNG CHA CALLEROS
Marriage & Family Therapist
680 LANGSDORF DR STE 108
FULLERTON, CA 92831
Orange County (213) 700-6165
SOOK KYUNG PARK
Marriage & Family Therapist
680 LANGSDORF DR STE 108
FULLERTON, CA 92831
Orange County (714) 519-3944
KELVIN KIEN-HOU CHIN MA
Counselor (Mental Health)
680 LANGSDORF DR STE 108
FULLERTON, CA 92831
Orange County (626) 656-3667
MR. JACK GERSHFELD LMFT
Marriage & Family Therapist
680 LANGSDORF DR STE 108
FULLERTON, CA 92831
Orange County (714) 725-7121
DR. HYUNJUNG JIN
Marriage & Family Therapist
680 LANGSDORF DR STE 108
FULLERTON, CA 92831
Orange County (714) 519-3944
MELODY MAK MA, APCC,MBA
Counselor (Professional)
680 LANGSDORF DR STE 108
FULLERTON, CA 92831
Orange County (714) 519-3944

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 Loy's NPI number?

The NPI number for Mary Loy is 1457146490. It was assigned to this individual provider in the NPPES registry on April 10, 2025.

Where is Mary Loy located?

Mary Loy practices at 680 Langsdorf Dr Ste 108, Fullerton, CA 92831. The listed phone number is (714) 519-3944.

What is Mary Loy's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for Mary Loy was last updated on April 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.