Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Luis D Deleon, MS

Individual provider Marriage & Family Therapist · NPI 1255587259

Luis D Deleon, MS is a Marriage & Family Therapist in Ontario, California. Registered with an NPI since 2008.

In the registry since
2008
What do these letters mean?
MS — Master of Science
A graduate science degree.

See every abbreviation used in this directory →

Practice location Address checks out

2930 Inland Empire Blvd
Ontario, CA 91764-4802
Phone: (909) 980-6700
Fax: (909) 980-6003
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Marriage & Family Therapist (primary) Taxonomy 106H00000X

Record details

NPI number1255587259
Entity typeIndividual (Type 1)
GenderMale
Credentials MS
Sole proprietorNo
NPI enumeratedAugust 11, 2008
Last updated in NPPESAugust 6, 2009

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