Psychologist | Clinical Psychology

John Charles Mendoza, PH.D.

850 E Foothill Blvd, Rialto, California, 92376-5230

About John Charles Mendoza

John Charles Mendoza is a psychologist based in Rialto, California who is specialized in Clinical Psychology. Active license number of John Charles Mendoza is 19399 for Clinical Psychology in California. His current practice location is 850 E Foothill Blvd, Rialto. Patients can contact him at 909-421-4633. John Charles Mendoza, PH.D., specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1780860569.

John Charles Mendoza 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

John Charles Mendoza'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 John Charles Mendoza
Specialization Clinical Psychology
Credentials PH.D.
Gender Male
Practice Address: 850 E Foothill Blvd,
Rialto, CA - 92376-5230

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 Number1780860569
NPI Enumeration Date: 11 Jan, 2008
NPI Last Update On: 16 Jun, 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 John Charles Mendoza are as mentioned below.

License NumberSpecializationStateStatus
19399Clinical 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.

John Charles Mendoza
850 E Foothill Blvd,
Rialto, CA - 92376-5230
Phone: 909-421-4633

Book an Appointment with John Charles Mendoza

To schedule an appointment, contact John Charles Mendoza at 850 E Foothill Blvd, Rialto, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about John Charles Mendoza:

John Charles Mendoza 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, John Charles Mendoza 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.

John Charles Mendoza practices at 850 E Foothill Blvd, Rialto, California, 92376-5230.

To schedule an appointment with John Charles Mendoza, please contact the office at 909-421-4633.

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