IndividualActive

Matthew Hennessy, PSYD

NPI 1336191576 · Group Psychotherapy Psychologist · Atascadero, CA

Provider details

NPI number: 1336191576
Entity type: Individual
Primary specialty: Group Psychotherapy PsychologistBehavioral Health & Social Service Providers
Credential: PSYD
Sex: Male
License: PSY17421 (CA)

Group Psychotherapy PsychologistPrimary103TP2701XLicense PSY17421 (CA)
Behavioral Health & Social Service Providers
Cognitive & Behavioral Psychologist103TB0200XLicense PSY17421 (CA)
Behavioral Health & Social Service Providers
Clinical Psychologist103TC0700XLicense PSY17421 (CA)
Behavioral Health & Social Service Providers
Counseling Psychologist103TC1900XLicense PSY17421 (CA)
Behavioral Health & Social Service Providers
Forensic Psychologist103TF0200XLicense PSY17421 (CA)
Behavioral Health & Social Service Providers
Psychologist103T00000XLicense PSY17421 (CA)

10333 El Camino Real

Atascadero, CA 93423-7001

Phone: (805) 468-2000

Fax: (805) 466-6011

Approximate (ZIP-level) locationGet directions

1600 9th St

Sacramento, CA 95814-6414

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.