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

Katherine M. Heisler, LCSW

Individual provider Clinical Social Worker · NPI 1811420102

Katherine M. Heisler, LCSW is a Clinical Social Worker in Ontario, California. Practices as a sole proprietor and works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2017
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

3400 Inland Empire Blvd Ste 101
Ontario, CA 91764-5577
Phone: (909) 378-6070
Fax: (909) 259-2457
Show map & directions

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

Additional practice locations (1)

  • 2813 S Main St, Corona, CA 92882-5942 — (951) 272-5445

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence LCSW75901 (CA)

Record details

NPI number1811420102
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedApril 4, 2017
Last updated in NPPESNovember 21, 2019

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