Psychologist | Clinical Psychology

Dr. William B Janzen, PHD

3445 N Causeway Blvd, Suite 601, Metairie, Louisiana, 70002

About Dr. William B Janzen

Dr. William B Janzen is a psychologist based in Metairie, Louisiana who is specialized in Clinical Psychology. Active license number of Dr. William B Janzen is 462 for Clinical Psychology in Louisiana. His current practice location is 3445 N Causeway Blvd, Suite 601, Metairie. Patients can contact him at 504-834-2606 or can fax him at 504-834-2589. Dr. William B Janzen, PHD, specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1043356603.

Dr. William B Janzen 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). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Dr. William B Janzen'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. William B Janzen
Specialization Clinical Psychology
Credentials PHD
Gender Male
Practice Address: 3445 N Causeway Blvd, Suite 601
Metairie, LA - 70002
Fax 504-834-2589

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 Number1043356603
NPI Enumeration Date: 30 Jan, 2007
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. William B Janzen are as mentioned below.

License NumberSpecializationStateStatus
462Clinical Psychology LouisianaPrimary

Mailing Address

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

Dr. William B Janzen
Po Box 8324,
Metairie, LA - 70011-8324
Phone: 504-834-2606
Fax: 504-834-2589

Book an Appointment with Dr. William B Janzen

To schedule an appointment, contact Dr. William B Janzen at 3445 N Causeway Blvd, Suite 601, Metairie, Louisiana or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. William B Janzen:

Dr. William B Janzen is a psychologist specializing in Clinical Psychology. He 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). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Yes, Dr. William B Janzen 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. William B Janzen practices at 3445 N Causeway Blvd, Suite 601, Metairie, Louisiana, 70002.

To schedule an appointment with Dr. William B Janzen, please contact the office at 504-834-2606.

Reviews & Feedback

Have you visited Dr. William B Janzen? Share your experience to help others looking for a psychologist in Metairie, LA.

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