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

Mathew Duffey

Individual provider Marriage & Family Therapist · NPI 1003457151

Mathew Duffey is a Marriage and Family Therapist in Yuba City, California. Qualified in 2019, 7 years ago. Licensed in California.

Years since qualifying
7
Licensed in
CA
In the registry since
2019

Practice location Address checks out

1103 Butte House Rd
Yuba City, CA 95991-3109
Phone: (530) 913-7221
Show map & directions

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

Specialties & licences

Marriage & Family Therapist (primary) Taxonomy 106H00000X · Licence 156206 (CA)

Record details

NPI number1003457151
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedSeptember 30, 2019
Last updated in NPPESJuly 21, 2025
Certification dateJuly 21, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyMARRIAGE AND FAMILY THERAPIST
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Accepts Medicare assignment Not indicated

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