Passionate Social Workers to Psychologists Thunder Bay

Paul Johnston-Psychology Professional Corporation is proud to provide the following professionals to help you with any difficulties you may be dealing with in your life.

Dr. Paul Johnson

Dr. Paul Johnston

Registered Clinical and Forensic/Correctional Psychologist
Dr. Johnston is a licensed and registered clinical and forensic/correctional psychologist in good standing with the College of Psychologists of Ontario with 30 years of hospital-based experience. He has worked full-time at Thunder Bay Regional Health Sciences Centre (originally McKellar General Hospital) since 1987 and part-time as a consultant with the St. Joseph’s Care Group (Behavioural Sciences Centre) from 1992 through to 2011. 

He has worked extensively with outpatients as well as inpatients. This includes troubled adults who he helps assess, diagnose, and treat with psychotherapy.

Dr. Johnston also has his own private practice and is a partner in Thunder Bay Mental Health Assessments with Dr. J. Stewart (psychiatrist). To find out more about this organization, click here.

When Dr. Johnston’s not working with the Thunder Bay Regional Health Sciences Centre, St. Joseph’s Care Group, or Thunder Bay Mental Health Assessments, he acts as an overseer for a variety of organizations. For instance, he is an adjunct professor with Lakehead University and a lecturer with the University of Toronto. He is also a clinical supervisor of hospital staff and graduate university students in psychology, a psychotherapy supervisor for psychiatric residents, and the former director of training for the Northern Ontario Psychology Internship Consortium (NORPIC).

Dr. Johnston has performed countless psychological assessments throughout his career through the hospital, for insurance companies, employers, through the Behavioural Sciences Centre, and in private practice.

In addition, Dr. Johnston works closely with the Forensic Mental Health Program at the Thunder Bay Regional Health Sciences Centre, as well as the judiciary system and the Northwestern Ontario Sexual Behaviours Program (NOSBP). This work involves the psychiatric, characterological, intellectual, risk of recidivism, and malingering assessment of forensic and correctional patients. This includes assessment and treatment for both inpatients and outpatients.

Rev. Hugh Walker

Rev. Hugh Walker

Registered Marriage and Family Therapist
Hugh Walker is a seasoned marriage and family therapist who is registered with the American and Ontario Associations of Marriage and Family Therapists, as well as a member of the Ontario College of Psychotherapists. His service provision consists of marriage and family therapy, complex grief reactions, existential therapy, anxiety and depression therapy, emotional intelligence education, and dignifying the experience of meaningful loss along the life span.

With his many years of experience working with individuals and families, Rev. Hugh is well-known and respected within our community. We look forward with great pleasure to offering his services to our clients.

Dr. Missy Teatero

Registered Clinical Psychologist

Dr. Teatero is a registered clinical psychologist with the College of Psychologists of Ontario. She has been in the field of mental health since 2008. She has experience in consultation and assessment as well as individual and group psychotherapy. Dr. Teatero is honoured to work with a variety of clients and has been particularly passionate over the past few years about providing services to first responders, and for women who are pregnant or in the postpartum period. She provides Cognitive Behavioural Therapy (CBT) and uses mindfulness, Dialectical Behaviour Therapy (DBT), Exposure and Response Prevention (EX/RP), Cognitive Processing Therapy (CPT), Prolonged Exposure (PE), and Eye Movement Desensitization and Reprocessing (EMDR) therapy in her work with clients.

Dan Boudreau

Dan Boudreau

Social Worker

Dan Boudreau is a registered social worker in good standing with the Ontario College of Social Workers and Social Service Workers. He is also a member of the Ontario Association of Social Workers. He has been working full time as a Mental Health Counselor for over 25 years, the last 19 with Thunder Bay Regional Health Sciences Centre. He is also on faculty for the Northern Ontario School of Medicine, supervising second year psychiatry residents for Cognitive Behavioural Therapy. He has extensive training in a number of therapy models including Cognitive Behavioural Therapy, Interpersonal Therapy, Solution -focused Therapy, Acceptance and Commitment Therapy, and recently, Cognitive Processing Therapy. He has experience working with individuals affected by depression, anxiety, obsessive compulsive disorder, work stress, interpersonal conflict and trauma. He is very focused on the therapeutic relationship he has with his clients. He continues to be passionate about working with individuals after being in this field for over two decades.

To have either professional help you out, please call us.

We help clients address current challenges and long-standing issues.

Let us make your concerns our concerns. Reach out for help!


Dr. Paul Johnston

116 May Street N

Thunder Bay, ON

P7C 3P1

Toll-Free: 1‑888‑872‑8551

Tel: 807‑628‑0752

Fax: 807‑344‑2089


Monday - Friday 09:00 AM - 08:00 PM

Saturday - Sunday Closed

Some flexibility is available.

Service Area

Proudly serving North Western Ontario.


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