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

Steven William Duff

Individual provider Behavior Technician · NPI 1366110728

Steven William Duff is a Behavior Technician in Orange, California. Registered with an NPI since 2021.

In the registry since
2021

Practice location Address checks out

1100 W Town And Country Rd Ste 1250
Orange, CA 92868-4633
Phone: (949) 357-2556
Fax: (855) 568-2494
Show map & directions

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

Specialties & licences

Behavior Technician (primary) Taxonomy 106S00000X

Record details

NPI number1366110728
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedSeptember 1, 2021
Last updated in NPPESOctober 28, 2022
Certification dateOctober 28, 2022
Mailing address1100 W Town And Country Rd Ste 1250, Orange, CA 92868-4633

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