Psychologist | School Psychology

Catherine Geerken, PPS

950 W D St, Ontario, California, 91762-3026

About Catherine Geerken

Catherine Geerken is a psychologist based in Ontario, California who is specialized in School Psychology. Active license number of Catherine Geerken is 220020343 for School Psychology in California. Her current practice location is 950 W D St, Ontario. Patients can contact her at 909-459-2500. Catherine Geerken, PPS, specializes in School Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1942027883.

Catherine Geerken applies her expertise in mental health, learning, and behavior, to help children and youth succeed academically, socially, behaviorally, and emotionally.
School psychologists are uniquely qualified members of school teams that support students' ability to learn and teachers' ability to teach. They partner with families, teachers, school administrators, and other professionals to create safe, healthy, and supportive learning environments that strengthen connections between home, school, and the community.

Practice Information

Catherine Geerken'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 Catherine Geerken
Specialization School Psychology
Credentials PPS
Gender Female
Practice Address: 950 W D St,
Ontario, CA - 91762-3026

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 Number1942027883
NPI Enumeration Date: 23 Sep, 2024
NPI Last Update On: 23 Sep, 2024

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 Catherine Geerken are as mentioned below.

License NumberSpecializationStateStatus
220020343School 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.

Catherine Geerken
950 W D St,
Ontario, CA - 91762-3026
Phone: 909-459-2500

Book an Appointment with Catherine Geerken

To schedule an appointment, contact Catherine Geerken at 950 W D St, Ontario, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Catherine Geerken:

Catherine Geerken is a psychologist specializing in School Psychology. She applies her expertise in mental health, learning, and behavior, to help children and youth succeed academically, socially, behaviorally, and emotionally.
School psychologists are uniquely qualified members of school teams that support students' ability to learn and teachers' ability to teach. They partner with families, teachers, school administrators, and other professionals to create safe, healthy, and supportive learning environments that strengthen connections between home, school, and the community.

Yes, Catherine Geerken 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.

Catherine Geerken practices at 950 W D St, Ontario, California, 91762-3026.

To schedule an appointment with Catherine Geerken, please contact the office at 909-459-2500.

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