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

Natalie Castellanos, MSW

Individual provider Clinical Social Worker · NPI 1396337978

Natalie Castellanos, MSW is a Clinical Social Worker in San Bernardino, California. Practices as a sole proprietor. Registered with an NPI since 2021.

In the registry since
2021
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.

See every abbreviation used in this directory →

Practice location Address checks out

1481 Windsor Dr
San Bernardino, CA 92404-5416
Phone: (909) 433-9300
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X

Record details

NPI number1396337978
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSW
Sole proprietorYes
NPI enumeratedFebruary 5, 2021
Last updated in NPPESJune 4, 2025
Certification dateJune 4, 2025

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