Psychologist | General Psychology

Dr. Marilyn Ruth Friesen, PH.D.

3111 Camino Del Rio N, Ste 400, San Diego, California, 92108-5720

About Dr. Marilyn Ruth Friesen

Dr. Marilyn Ruth Friesen is a psychologist based in San Diego, California who is specialized in General Psychology. Active license number of Dr. Marilyn Ruth Friesen is PSY8986 for General Psychology in California. Her current practice location is 3111 Camino Del Rio N, Ste 400, San Diego. Patients can contact her at 619-641-7090 or can fax her at 619-463-2463. Dr. Marilyn Ruth Friesen, PH.D., specializes in General Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1699876540.

Dr. Marilyn Ruth Friesen 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. Marilyn Ruth Friesen'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. Marilyn Ruth Friesen
Specialization General Psychology
Credentials PH.D.
Gender Female
Practice Address: 3111 Camino Del Rio N, Ste 400
San Diego, CA - 92108-5720
Fax 619-463-2463

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 Number1699876540
NPI Enumeration Date: 25 Sep, 2006
NPI Last Update On: 08 Jul, 2007

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. Marilyn Ruth Friesen are as mentioned below.

License NumberSpecializationStateStatus
PSY8986General Psychology CaliforniaPrimary

Other Medical Identifiers

Other professional identifiers associated with Dr. Marilyn Ruth Friesen such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
PMOO8986MedicaidCalifornia

Mailing Address

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

Dr. Marilyn Ruth Friesen
4323 N Rogers Rd,
Spring Valley, CA - 91977-1222
Phone: 619-641-7090
Fax: 619-463-2463

Book an Appointment with Dr. Marilyn Ruth Friesen

To schedule an appointment, contact Dr. Marilyn Ruth Friesen at 3111 Camino Del Rio N, Ste 400, San Diego, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Marilyn Ruth Friesen:

Dr. Marilyn Ruth Friesen 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. Marilyn Ruth Friesen 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. Marilyn Ruth Friesen practices at 3111 Camino Del Rio N, Ste 400, San Diego, California, 92108-5720.

To schedule an appointment with Dr. Marilyn Ruth Friesen, please contact the office at 619-641-7090.

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