Psychologist | Clinical Psychology

Katherine Ann Barnes, PSY.D.

1500 E Katella Ave Ste H, Orange, California, 92867

About Katherine Ann Barnes

Katherine Ann Barnes is a psychologist based in Orange, California who is specialized in Clinical Psychology. Active license number of Katherine Ann Barnes is PSY26046 for Clinical Psychology in California. Her current practice location is 1500 E Katella Ave Ste H, Orange. Patients can contact her at 562-708-3276. Katherine Ann Barnes, PSY.D., specializes in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1700017340.

Katherine Ann Barnes 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

Katherine Ann Barnes'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 Katherine Ann Barnes
Specialization Clinical Psychology
Credentials PSY.D.
Gender Female
Practice Address: 1500 E Katella Ave Ste H,
Orange, CA - 92867

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 Number1700017340
NPI Enumeration Date: 30 Jul, 2009
NPI Last Update On: 26 Jan, 2016

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 Katherine Ann Barnes are as mentioned below.

License NumberSpecializationStateStatus
PSY26046Clinical 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.

Katherine Ann Barnes
1500 E Katella Ave Ste H,
Orange, CA - 92867
Phone: 562-708-3276

Book an Appointment with Katherine Ann Barnes

To schedule an appointment, contact Katherine Ann Barnes at 1500 E Katella Ave Ste H, Orange, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Katherine Ann Barnes:

Katherine Ann Barnes 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, Katherine Ann Barnes 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.

Katherine Ann Barnes practices at 1500 E Katella Ave Ste H, Orange, California, 92867.

To schedule an appointment with Katherine Ann Barnes, please contact the office at 562-708-3276.

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