Dr. Janis Clark Johnston is a Oak Park, Illinois based psychologist who is specialized in Clinical Psychology. Her current practice location is 424 Iowa St, Oak Park. Patients can reach her at 708-848-0250 or can fax her at 708-524-9126. Dr. Janis Clark Johnston is ED.D. in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1245398163.
Dr. Janis Clark Johnston 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). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.
Complete Profile:
Dr. Janis Clark Johnston speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Dr. Janis Clark Johnston |
| Specialization: | Clinical Psychology |
| Gender: | Female |
| Credentials: | ED.D. |
| Practice Address: | 424 Iowa St, Oak Park,
Illinois, 60302-2230 |
| Phone: | 708-848-0250 |
| Fax: | 708-524-9126 |
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 Number: | 1245398163 |
| NPI Enumeration Date: | 04 Dec, 2006 |
| NPI Last Update On: | 09 Jul, 2007 |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Dr. Janis Clark Johnston
424 Iowa St,
Oak Park, Illinois |
| Zip: | 60302-2230 |
| Phone Number: | 708-848-0250 |
| Fax Number: | 708-524-9126 |
Patients can reach Dr. Janis Clark Johnston at
424 Iowa St, Oak Park, Illinois or can
call to book an appointment on 708-848-0250.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.