Psychologist | Clinical Psychology

Dr. Patrick J Knowles, PSY.D.

418 Wilson Ave, Fond Du Lac, Wisconsin, 54935-2852

About Dr. Patrick J Knowles

Dr. Patrick J Knowles is a psychologist based in Fond Du Lac, Wisconsin who is specialized in Clinical Psychology. Active license number of Dr. Patrick J Knowles is 1432 57 for Clinical Psychology in Wisconsin. His current practice location is 418 Wilson Ave, Fond Du Lac. Patients can contact him at 920-324-6262. Dr. Patrick J Knowles, PSY.D., specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1629127766.

Dr. Patrick J Knowles 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. Patrick J Knowles'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. Patrick J Knowles
Specialization Clinical Psychology
Credentials PSY.D.
Gender Male
Practice Address: 418 Wilson Ave,
Fond Du Lac, WI - 54935-2852

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 Number1629127766
NPI Enumeration Date: 09 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. Patrick J Knowles are as mentioned below.

License NumberSpecializationStateStatus
1432 57Clinical Psychology WisconsinPrimary

Mailing Address

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

Dr. Patrick J Knowles
418 Wilson Ave,
Fond Du Lac, WI - 54935-2852
Phone: 920-324-6262

Book an Appointment with Dr. Patrick J Knowles

To schedule an appointment, contact Dr. Patrick J Knowles at 418 Wilson Ave, Fond Du Lac, Wisconsin or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Patrick J Knowles:

Dr. Patrick J Knowles 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. Patrick J Knowles 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. Patrick J Knowles practices at 418 Wilson Ave, Fond Du Lac, Wisconsin, 54935-2852.

To schedule an appointment with Dr. Patrick J Knowles, please contact the office at 920-324-6262.

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