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

Mercy Osorio

Individual provider Social Worker · NPI 1619169224

Mercy Osorio is a Social Worker in Rancho Cucamonga, California. Practices as a sole proprietor. Registered with an NPI since 2007.

In the registry since
2007

Practice location Address checks out

9478 Etiwanda Ave
Rancho Cucamonga, CA 91739-9662
Phone: (909) 463-7623
Fax: (909) 463-7625
Show map & directions

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

Specialties & licences

Social Worker (primary) Taxonomy 104100000X

Record details

NPI number1619169224
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedAugust 16, 2007
Last updated in NPPESAugust 16, 2007
Mailing address9478 Etiwanda Ave, Rancho Cucamonga, CA 91739-9662

Other providers in Rancho Cucamonga