Matthew Thomas Hennessy
PSYD | Cognitive & Behavioral Psychologist
10333 El Camino Real, Atascadero
California, 93423-7001
805-468-2000 805-466-6011
Maps & DirectionsMatthew Thomas Hennessy is a Atascadero, California based psychologist who is specialized in Cognitive & Behavioral Psychology. Active license number of Matthew Thomas Hennessy is PSY17421 for Group Psychotherapy in California. His current practice location is 10333 El Camino Real, Atascadero. Patients can reach him at 805-468-2000 or can fax him at 805-466-6011. Matthew Thomas Hennessy is PSYD in Cognitive & Behavioral Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1336191576.
Matthew Thomas Hennessy has variety of professional responsibilities, including assessment (identifying, diagnosing, and conceptualizing problems experienced by individuals or groups), intervention (creating, implementing and evaluating interventions designed to induce positive change) and consultation. Cognitive Behavioral Psychologists also participates in research, education, training, and clinical practice including a range of issues and populations.
Complete Profile:
Matthew Thomas Hennessy speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Matthew Thomas Hennessy |
| Specialization: | Cognitive & Behavioral Psychology |
| Gender: | Male |
| Credentials: | PSYD |
| Practice Address: | 10333 El Camino Real, Atascadero,
California, 93423-7001 |
| Phone: | 805-468-2000 |
| Fax: | 805-466-6011 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| NPI Number: | 1336191576 |
| NPI Enumeration Date: | 16 May, 2006 |
| NPI Last Update On: | 11 Sep, 2025 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Matthew Thomas Hennessy are as mentioned below.
| License Number | Specialization | State | Status | |
| PSY17421 | Group Psychotherapy | California | Primary | |
| PSY17421 | Cognitive & Behavioral Psychology | California | Secondary | |
| PSY17421 | Clinical Psychology | California | Secondary | |
| PSY17421 | Counseling Psychology | California | Secondary | |
| PSY17421 | Forensic Psychology | California | Secondary | |
| PSY17421 | General Psychology | California | Secondary | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Matthew Thomas Hennessy
1600 9th St, Room 205 Mailstop 2-3
Sacramento, California |
| Zip: | 95814-6414 |
| Phone Number: | 916-654-2431 |
| Fax Number: | 916-654-3186 |
Patients can reach Matthew Thomas Hennessy at
10333 El Camino Real, Atascadero, California or can
call to book an appointment on 805-468-2000.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.