Psychologist | Clinical Psychology

Dr. John Gavend Sonnenberg, PHD

1021 W Lawrence Ave, Chicago, Illinois, 60640-5017

About Dr. John Gavend Sonnenberg

Dr. John Gavend Sonnenberg is a psychologist based in Chicago, Illinois who is specialized in Clinical Psychology. Active license number of Dr. John Gavend Sonnenberg is 071005109 for Clinical Psychology in Illinois. His current practice location is 1021 W Lawrence Ave, Chicago. Patients can reach him at 773-989-8313 or can fax him at 773-989-9692. Dr. John Gavend Sonnenberg is PHD in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1023090990.

Dr. John Gavend Sonnenberg 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. John Gavend Sonnenberg speciality, 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. John Gavend Sonnenberg
Specialization Clinical Psychology
Credentials PHD
Gender Male
Practice Address: 1021 W Lawrence Ave,
Chicago, IL - 60640-5017
Fax 773-989-9692

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

NPI Number1023090990
NPI Enumeration Date: 16 Nov, 2005
NPI Last Update On: 12 Mar, 2015

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. John Gavend Sonnenberg are as mentioned below.

License NumberSpecializationStateStatus
071005109Clinical 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. John Gavend Sonnenberg
1021 W Lawrence Ave,
Chicago, IL - 60640-5017
Phone: 773-989-8313
Fax: 773-989-9692

Book an Appointment with Dr. John Gavend Sonnenberg

To schedule an appointment, contact Dr. John Gavend Sonnenberg at 1021 W Lawrence Ave, Chicago, Illinois or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. John Gavend Sonnenberg:

Dr. John Gavend Sonnenberg 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. John Gavend Sonnenberg is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Dr. John Gavend Sonnenberg practices at 1021 W Lawrence Ave, Chicago, Illinois, 60640-5017.

To schedule an appointment with Dr. John Gavend Sonnenberg, please contact the office at 773-989-8313.

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