Psychologist | General Psychology

Dr. Luis A Janssen, PH.D.

769 Amherst Cir, Sonoma, California, 95476-4107

About Dr. Luis A Janssen

Dr. Luis A Janssen is a psychologist based in Sonoma, California who is specialized in General Psychology. Active license number of Dr. Luis A Janssen is PSY8820 for General Psychology in California. His current practice location is 769 Amherst Cir, Sonoma. Patients can contact him at 707-939-1670 or can fax him at 707-939-1670. Dr. Luis A Janssen, PH.D., specializes in General Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1073596821.

Dr. Luis A Janssen is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, he performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. He 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. Luis A Janssen'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. Luis A Janssen
Specialization General Psychology
Credentials PH.D.
Gender Male
Practice Address: 769 Amherst Cir,
Sonoma, CA - 95476-4107
Fax 707-939-1670

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 Number1073596821
NPI Enumeration Date: 25 Nov, 2005
NPI Last Update On: 14 Mar, 2013

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. Luis A Janssen are as mentioned below.

License NumberSpecializationStateStatus
PSY8820General Psychology CaliforniaPrimary

Other Medical Identifiers

Other professional identifiers associated with Dr. Luis A Janssen such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
PSY088200MedicaidCalifornia

Mailing Address

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

Dr. Luis A Janssen
769 Amherst Cir,
Sonoma, CA - 95476-4107
Phone: 707-939-1670
Fax: 707-939-1670

Book an Appointment with Dr. Luis A Janssen

To schedule an appointment, contact Dr. Luis A Janssen at 769 Amherst Cir, Sonoma, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Luis A Janssen:

Dr. Luis A Janssen is a psychologist specializing in General Psychology. He is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, he performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. He 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. Luis A Janssen 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. Luis A Janssen practices at 769 Amherst Cir, Sonoma, California, 95476-4107.

To schedule an appointment with Dr. Luis A Janssen, please contact the office at 707-939-1670.

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