Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

MARISSA LEHTO MARRIAGE AND FAMILY THERAPY INC
NPI 1346166188
Counselor - Mental Health in Fontana, CA

Active since June 25, 2026
6135 LA COSTA, FONTANA, CA 92336(909) 329-4432 Get Directions Write a Review

NPPES record added: June 25, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Marissa Lehto Marriage And Family Therapy Inc NPPES

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

MARISSA LEHTO MARRIAGE AND FAMILY THERAPY INC (NPI 1346166188) is a healthcare organization registered as a mental health in Fontana, California and active in the NPI registry since June 2026. The organization lists Marissa Lehto, Owner, as its authorized official.

NPPES Registry Identity

NPI1346166188
Entity TypeOrganization
Primary Taxonomy101YM0800X
Legal Business NameMARISSA LEHTO MARRIAGE AND FAMILY THERAPY INC
Location Address6135 LA COSTAFontana, CA 92336
Mailing Address6135 La CostaFontana, CA 92336 · (909) 329-4432
Organization SubpartNo
Authorized OfficialMarissa LehtoOwner · (909) 329-4432
Enumeration DateJune 25, 2026
NPPES CertifiedJune 25, 2026
NPI 1346166188 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
6135 LA COSTA, Fontana, CA 92336

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Other Providers at the Same Location NPPES

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

Marriage & Family Therapist
6135 LA COSTA
FONTANA, CA 92336

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 Marissa Lehto Marriage And Family Therapy Inc's NPI number?

The NPI number for Marissa Lehto Marriage And Family Therapy Inc is 1346166188. It was assigned to this organization in the NPPES registry on June 25, 2026.

Where is Marissa Lehto Marriage And Family Therapy Inc located?

Marissa Lehto Marriage And Family Therapy Inc is located at 6135 La Costa, Fontana, CA 92336. The listed phone number is (909) 329-4432.

What is Marissa Lehto Marriage And Family Therapy Inc'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 Marissa Lehto Marriage And Family Therapy Inc was last updated on June 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 51 days 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.