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

MS. Rebecca Jane Duffy, MS

Individual provider Peer Specialist · NPI 1215705652

MS. Rebecca Jane Duffy, MS is a Peer Specialist in Santa Rosa, California. Practices as a sole proprietor. Registered with an NPI since 2023.

In the registry since
2023
Specialties on file
3
What do these letters mean?
MS — Master of Science
A graduate science degree.

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Practice location Address checks out

2225 Challenger Way
Santa Rosa, CA 95407-5441
Phone: (707) 565-6900
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Day Training/Habilitation Specialist (primary) Taxonomy 373H00000X
Peer Specialist Taxonomy 175T00000X
Case Manager/Care Coordinator Taxonomy 171M00000X

Record details

NPI number1215705652
Entity typeIndividual (Type 1)
GenderFemale
Credentials MS
Sole proprietorYes
NPI enumeratedDecember 14, 2023
Last updated in NPPESAugust 22, 2025
Certification dateAugust 22, 2025

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