Psychologist | Clinical Psychology

Dr. Louis Weiss, PH.D.

545 Lincoln Ave, Suite 15, Winnetka, Illinois, 60093-2349

About Dr. Louis Weiss

Dr. Louis Weiss is a psychologist based in Winnetka, Illinois who is specialized in Clinical Psychology. His current practice location is 545 Lincoln Ave, Suite 15, Winnetka. Patients can contact him at 847-441-8567 or can fax him at 847-441-4993. Dr. Louis Weiss, PH.D., specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1023160819.

Dr. Louis Weiss 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. Louis Weiss'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. Louis Weiss
Specialization Clinical Psychology
Credentials PH.D.
Gender Male
Practice Address: 545 Lincoln Ave, Suite 15
Winnetka, IL - 60093-2349
Fax 847-441-4993

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 Number1023160819
NPI Enumeration Date: 18 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. Louis Weiss are as mentioned below.

License NumberSpecializationStateStatus
Clinical Psychology IllinoisPrimary

Mailing Address

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

Dr. Louis Weiss
545 Lincoln Ave, Suite 15
Winnetka, IL - 60093-2349
Phone: 847-441-8567
Fax: 847-441-4993

Book an Appointment with Dr. Louis Weiss

To schedule an appointment, contact Dr. Louis Weiss at 545 Lincoln Ave, Suite 15, Winnetka, Illinois or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Louis Weiss:

Dr. Louis Weiss 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. Louis Weiss 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. Louis Weiss practices at 545 Lincoln Ave, Suite 15, Winnetka, Illinois, 60093-2349.

To schedule an appointment with Dr. Louis Weiss, please contact the office at 847-441-8567.

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