Psychologist | Clinical Psychology

Dr. Trinnin Olsen, PSYD

280 Teller St, Corona, California, 92879-1898

About Dr. Trinnin Olsen

Dr. Trinnin Olsen is a psychologist based in Corona, California who is specialized in Clinical Psychology. Active license number of Dr. Trinnin Olsen is PSY32367 for Clinical Psychology in California. Her current practice location is 280 Teller St, Corona. Patients can contact her at 909-825-7084. Dr. Trinnin Olsen, PSYD, specializes in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1811363138.

Dr. Trinnin Olsen 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. Trinnin Olsen'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. Trinnin Olsen
Specialization Clinical Psychology
Credentials PSYD
Gender Female
Practice Address: 280 Teller St,
Corona, CA - 92879-1898

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 Number1811363138
NPI Enumeration Date: 20 Aug, 2015
NPI Last Update On: 22 Jul, 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. Trinnin Olsen are as mentioned below.

License NumberSpecializationStateStatus
PSY32367Clinical 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. Trinnin Olsen
280 Teller St Ste 120,
Corona, CA - 92879-1888
Phone: 099-825-7084

Book an Appointment with Dr. Trinnin Olsen

To schedule an appointment, contact Dr. Trinnin Olsen at 280 Teller St, Corona, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Trinnin Olsen:

Dr. Trinnin Olsen 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. Trinnin Olsen 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. Trinnin Olsen practices at 280 Teller St, Corona, California, 92879-1898.

To schedule an appointment with Dr. Trinnin Olsen, please contact the office at 909-825-7084.

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