Psychologist | Clinical Psychology

Dr. M. Therese Mascardo, PSYD

1619 E Chapman Ave, Fullerton, California, 92831-4015

About Dr. M. Therese Mascardo

Dr. M. Therese Mascardo is a psychologist based in Fullerton, California who is specialized in Clinical Psychology. Active license number of Dr. M. Therese Mascardo is PSY25022 for Clinical Psychology in California. Her current practice location is 1619 E Chapman Ave, Fullerton. Patients can contact her at 949-682-9474. Dr. M. Therese Mascardo, PSYD, specializes in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1003171893.

Dr. M. Therese Mascardo 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. M. Therese Mascardo'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. M. Therese Mascardo
Specialization Clinical Psychology
Credentials PSYD
Gender Female
Practice Address: 1619 E Chapman Ave,
Fullerton, CA - 92831-4015

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 Number1003171893
NPI Enumeration Date: 09 Jul, 2012
NPI Last Update On: 09 Jul, 2012

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. M. Therese Mascardo are as mentioned below.

License NumberSpecializationStateStatus
PSY25022Clinical 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.

Dr. M. Therese Mascardo
1619 E Chapman Ave,
Fullerton, CA - 92831-4015
Phone: 949-682-9474

Book an Appointment with Dr. M. Therese Mascardo

To schedule an appointment, contact Dr. M. Therese Mascardo at 1619 E Chapman Ave, Fullerton, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. M. Therese Mascardo:

Dr. M. Therese Mascardo 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. M. Therese Mascardo 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. M. Therese Mascardo practices at 1619 E Chapman Ave, Fullerton, California, 92831-4015.

To schedule an appointment with Dr. M. Therese Mascardo, please contact the office at 949-682-9474.

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