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

Marytona Carreon-Castillo

Individual provider Mental Health Counselor · NPI 1831479153

Marytona Carreon-Castillo is a Mental Health Counselor in Ontario, California. Licensed in California. Registered with an NPI since 2011.

Licensed in
CA
In the registry since
2011

Practice location Address checks out

855 N Euclid Ave
Ontario, CA 91762-2729
Phone: (909) 983-2020
Fax: (909) 983-6847
Show map & directions

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

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X · Licence ASW 36347 (CA)

Record details

NPI number1831479153
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedAugust 17, 2011
Last updated in NPPESJuly 23, 2013

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