Psychologist

Dr. Gary David Newquist, PH.D.

5923 Kanan Rd, Agoura Hills, California, 91301-1688

About Dr. Gary David Newquist

Dr. Gary David Newquist is a psychologist based in Agoura Hills, California who is specialized in Psychology. Active license number of Dr. Gary David Newquist is PSY10987 for Clinical Psychology in California. His current practice location is 5923 Kanan Rd, Agoura Hills. Patients can contact him at 805-603-3282. Dr. Gary David Newquist, PH.D., specializes in Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1669684627.

Dr. Gary David Newquist is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, he performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. He can diagnose and treat mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability by psycheducational evaluation, therapy, remediation, and consultation.

Practice Information

Dr. Gary David Newquist's specialty, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Dr. Gary David Newquist
Specialization Psychology
Credentials PH.D.
Gender Male
Practice Address: 5923 Kanan Rd,
Agoura Hills, CA - 91301-1688

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to healthcare providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

NPI Number1669684627
NPI Enumeration Date: 04 May, 2007
NPI Last Update On: 04 Nov, 2015

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialties in the same state or different states. Related medical licenses for Dr. Gary David Newquist are as mentioned below.

License NumberSpecializationStateStatus
PSY10987Clinical Psychology CaliforniaPrimary
MFC17973Marriage & Family Therapist CaliforniaSecondary

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Dr. Gary David Newquist
Po Box 803,
Newbury Park, CA - 91319-0803
Phone: 805-603-3282

Book an Appointment with Dr. Gary David Newquist

To schedule an appointment, contact Dr. Gary David Newquist at 5923 Kanan Rd, Agoura Hills, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Gary David Newquist:

Dr. Gary David Newquist is a psychologist specializing in Clinical Psychology. He is a mental health professional with highly specialized training in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Yes, Dr. Gary David Newquist is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.
*Availability may change. Please contact the office directly to ask about appointments.

Dr. Gary David Newquist practices at 5923 Kanan Rd, Agoura Hills, California, 91301-1688.

To schedule an appointment with Dr. Gary David Newquist, please contact the office at 805-603-3282.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.