Psychologist | General Psychology

Dr. Trisha Dianne Wallis, MSW, LCSW, PSYD

1011 22nd St, Sacramento, California, 95816-4907

About Dr. Trisha Dianne Wallis

Dr. Trisha Dianne Wallis is a psychologist based in Sacramento, California who is specialized in General Psychology. Active license number of Dr. Trisha Dianne Wallis is 29917 for General Psychology in California. Her current practice location is 1011 22nd St, Sacramento. Patients can contact her at 916-996-5424. Dr. Trisha Dianne Wallis, MSW, LCSW, PSYD, specializes in General Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1902958119.

Dr. Trisha Dianne Wallis is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, she performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. She can diagnose and treat mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability by psycheducational evaluation, therapy, remediation, and consultation.

Practice Information

Dr. Trisha Dianne Wallis'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. Trisha Dianne Wallis
Specialization General Psychology
Credentials MSW, LCSW, PSYD
Gender Female
Practice Address: 1011 22nd St,
Sacramento, CA - 95816-4907

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 Number1902958119
NPI Enumeration Date: 17 Jan, 2007
NPI Last Update On: 27 Nov, 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. Trisha Dianne Wallis are as mentioned below.

License NumberSpecializationStateStatus
29917General Psychology CaliforniaPrimary
26862Social Worker CaliforniaSecondary

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Dr. Trisha Dianne Wallis
Po Box 160322,
Sacramento, CA - 95816-0322
Phone: 916-996-5424

Book an Appointment with Dr. Trisha Dianne Wallis

To schedule an appointment, contact Dr. Trisha Dianne Wallis at 1011 22nd St, Sacramento, California or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. Trisha Dianne Wallis:

Dr. Trisha Dianne Wallis is a psychologist specializing in General Psychology. She is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, she performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. She can diagnose and treat mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability by psycheducational evaluation, therapy, remediation, and consultation.

Yes, Dr. Trisha Dianne Wallis 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. Trisha Dianne Wallis practices at 1011 22nd St, Sacramento, California, 95816-4907.

To schedule an appointment with Dr. Trisha Dianne Wallis, please contact the office at 916-996-5424.

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