Psychologist | Clinical Psychology

Gaston H. Nguyen, PH.D.

800 S Santa Anita Ave, Arcadia, California, 91006-3536

About Gaston H. Nguyen

Gaston H. Nguyen is a psychologist based in Arcadia, California who is specialized in Clinical Psychology. Active license number of Gaston H. Nguyen is PSY20573 for Clinical Psychology in California. His current practice location is 800 S Santa Anita Ave, Arcadia. Patients can contact him at 626-316-7657. Gaston H. Nguyen, PH.D., specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1285655670.

Gaston H. Nguyen 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.

Practice Information

Gaston H. Nguyen'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 Gaston H. Nguyen
Specialization Clinical Psychology
Credentials PH.D.
Gender Male
Practice Address: 800 S Santa Anita Ave,
Arcadia, CA - 91006-3536

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 Number1285655670
NPI Enumeration Date: 21 Jul, 2006
NPI Last Update On: 18 Apr, 2014

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 Gaston H. Nguyen are as mentioned below.

License NumberSpecializationStateStatus
PSY20573Clinical Psychology CaliforniaPrimary

Mailing Address

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

Gaston H. Nguyen
800 S Santa Anita Ave,
Arcadia, CA - 91006-3536
Phone: 626-316-7657

Book an Appointment with Gaston H. Nguyen

To schedule an appointment, contact Gaston H. Nguyen at 800 S Santa Anita Ave, Arcadia, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Gaston H. Nguyen:

Gaston H. Nguyen 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, Gaston H. Nguyen 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.

Gaston H. Nguyen practices at 800 S Santa Anita Ave, Arcadia, California, 91006-3536.

To schedule an appointment with Gaston H. Nguyen, please contact the office at 626-316-7657.

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