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

Oliver Chang

Individual provider Occupational Therapist · NPI 1154804508

Oliver Chang is an Occupational Therapist in Orange, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2018

Practice location Address checks out

1301 W Providence Ave
Orange, CA 92868-3808
Phone: (714) 639-4990
Show map & directions

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

Specialties & licences

Occupational Therapist (primary) Taxonomy 225X00000X · Licence 19039 (CA)

Record details

NPI number1154804508
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedSeptember 12, 2018
Last updated in NPPESSeptember 12, 2018
Mailing address1301 W Providence Ave, Orange, CA 92868-3808

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