Psychologist | Clinical Psychology

Dr. Heidi Gay Joffrion, PSY.D., M.F.T.

9310 Sierra Ave, Fontana, California, 92335-5711

About Dr. Heidi Gay Joffrion

Dr. Heidi Gay Joffrion is a psychologist based in Fontana, California who is specialized in Clinical Psychology. Active license number of Dr. Heidi Gay Joffrion is PSY14575 for Clinical Psychology in California. Her current practice location is 9310 Sierra Ave, Fontana. Patients can contact her at 909-427-3700. Dr. Heidi Gay Joffrion, PSY.D., M.F.T., specializes in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1508060757.

Dr. Heidi Gay Joffrion 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). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Dr. Heidi Gay Joffrion'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. Heidi Gay Joffrion
Specialization Clinical Psychology
Credentials PSY.D., M.F.T.
Gender Female
Practice Address: 9310 Sierra Ave,
Fontana, CA - 92335-5711

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 Number1508060757
NPI Enumeration Date: 12 Jun, 2007
NPI Last Update On: 11 Sep, 2025

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. Heidi Gay Joffrion are as mentioned below.

License NumberSpecializationStateStatus
PSY14575Clinical Psychology CaliforniaPrimary
MFC29266Marriage & 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. Heidi Gay Joffrion
9310 Sierra Ave,
Fontana, CA - 92335-5711
Phone: 909-427-3700

Book an Appointment with Dr. Heidi Gay Joffrion

To schedule an appointment, contact Dr. Heidi Gay Joffrion at 9310 Sierra Ave, Fontana, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Heidi Gay Joffrion:

Dr. Heidi Gay Joffrion is a psychologist specializing in Clinical Psychology. She 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). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Yes, Dr. Heidi Gay Joffrion 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. Heidi Gay Joffrion practices at 9310 Sierra Ave, Fontana, California, 92335-5711.

To schedule an appointment with Dr. Heidi Gay Joffrion, please contact the office at 909-427-3700.

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