Dr. Marie Suzanne Elizabeth Legault – Psychiatrist | Mississauga, ON

Dr. Marie Suzanne Elizabeth Legault is a dedicated Psychiatrist specializing in the diagnosis, treatment, and prevention of a wide range of mental, emotional, and behavioral disorders in adults, and may see older adolescents for certain conditions. Practicing at West Parry Sound Health Center in Mississauga, ON, she is a key member of the local mental healthcare community. She provides comprehensive psychiatric care, including diagnostic assessment, medication management, and psychotherapeutic interventions for a variety of conditions such as mood disorders, anxiety disorders, and psychotic disorders. Her practice adheres to the highest standards set by the College of Physicians and Surgeons of Ontario (CPSO), ensuring quality and ethical care. The focus is on delivering personalized treatment in a confidential and respectful environment, fostering a space where patients can explore their concerns and work collaboratively towards recovery and well-being.

Dr. Legault graduated with a Medical Degree from Queen's University in Canada. With over 38 years of experience as a Psychiatrist, she has been practicing since 1986. She is recognized as a RCPSC Specialist by the College of Physicians and Surgeons of Ontario (CPSO), reflecting her extensive training and expertise in her field. Her long-standing commitment to mental health care underscores her dedication to providing effective, evidence-based treatment tailored to each patient's unique needs.

Her clinical philosophy emphasizes collaborative care, patient empowerment through education and understanding, and the application of evidence-based treatment approaches. Dr. Legault is committed to building a therapeutic alliance built on trust and respect, ensuring that each patient feels valued and supported throughout their mental health journey. She speaks both English and French fluently, facilitating communication with a broader range of patients in Mississauga. Her dedication is rooted in offering compassionate, comprehensive mental health services to her community.

Dr. Marie Legault provides assessment and treatment for a wide spectrum of mental health conditions, including:

Schizophrenia Spectrum & Other Psychotic Disorders

• Brief Psychotic Disorder: A sudden, short-term episode of psychotic behavior, often following a highly stressful event, lasting less than one month.
• Delusional Disorder: Characterized by one or more firmly held false beliefs (delusions) that persist for at least one month, without other prominent symptoms of schizophrenia.

Mood Disorders

• Bipolar Disorder (Type I, Type II, Cyclothymia): Characterized by extreme shifts in mood, energy, activity levels, and concentration, ranging from depressive lows to manic or hypomanic highs.
• Premenstrual Dysphoric Disorder (PMDD): A severe form of premenstrual syndrome (PMS) with significant mood swings, irritability, depression, or anxiety in the week or two before menstruation.

Other Psychiatric Conditions & Focus Areas

• Impulse Control Disorders (e.g., Intermittent Explosive Disorder, Kleptomania): Difficulties controlling impulses or urges, leading to behaviors that are harmful to oneself or others.
• Eating Disorders (Anorexia Nervosa, Bulimia Nervosa, Binge Eating Disorder - psychiatric co-management): Serious conditions related to persistent eating behaviors that negatively impact health, emotions, and ability to function, often requiring multidisciplinary care including psychiatric management.

This list is not exhaustive. Effective mental health care is highly personalized. Please consult with Dr. Marie Legault for an accurate diagnosis and tailored treatment plan.

• Crisis Intervention & Urgent Psychiatric Assessment (in appropriate settings): Providing rapid assessment and intervention for individuals experiencing acute psychiatric crises, such as suicidal ideation, acute psychosis, or severe agitation, typically in emergency departments or crisis clinics.
• Neuropsychiatric Evaluation & Cognitive Assessment (Initial Screening/Referral): Initial assessment of cognitive function and neuropsychiatric symptoms, with referral for detailed neuropsychological testing if indicated, to differentiate psychiatric from neurological conditions.
• Individual Psychotherapy (various modalities): Offering one-on-one talk therapy tailored to individual needs, potentially incorporating elements from different therapeutic approaches (e.g., psychodynamic, CBT, supportive).
• Augmentation & Combination Strategies for Treatment-Resistant Conditions: Employing advanced psychopharmacological strategies, including combining medications or adding augmenting agents, for individuals who have not responded adequately to initial treatments.
• Second Opinion Consultations for Complex Psychiatric Cases: Providing expert second opinions on challenging diagnoses, treatment-resistant conditions, or complex psychopharmacological management plans.
• Group Therapy (various focuses, e.g., mood disorders, anxiety, trauma, DBT skills): Facilitating therapeutic groups where individuals with similar concerns can share experiences, learn coping strategies, and receive mutual support under the guidance of a therapist.

Note: This list provides a general overview. Treatment approaches are highly individualized. Please discuss with Dr. Legault for care relevant to your specific mental health needs.

All psychiatric services are provided in accordance with the standards of practice set by the College of Physicians and Surgeons of Ontario (CPSO) and relevant psychiatric care guidelines. Contact the clinic or your referring physician regarding new patient intake and referral processes.

West Parry Sound Health Center is situated in the vibrant neighborhood of Port Credit Central, Old Port Credit Village in Mississauga, ON. The clinic is conveniently located near the Mississauga Central Library and is easily accessible by public transit, including MiWay (Mississauga Transit). The facility is wheelchair accessible and aims to provide a comfortable and private environment for all patients. Metered street parking and nearby public lots are available, ensuring accessible and discreet access for visitors. The practice offers a welcoming atmosphere designed to respect patient confidentiality and promote ease of access for individuals seeking mental health care in the community.

Are psychiatric consultations and treatments with Legault, a Psychiatrist, covered by Ontario Health Insurance Plan (OHIP) in ON?

Medically necessary consultations, diagnostic assessments, and medication management provided by a licensed Psychiatrist like Legault are generally covered by Ontario Health Insurance Plan (OHIP) in ON when a referral from a family doctor is in place. Coverage for psychotherapy services provided by a psychiatrist can vary; some provinces cover it, while others may have limitations or it may be part of hospital-based programs. Specific medications may also require special authorization or be subject to formulary restrictions. It's crucial to discuss coverage specifics for therapy or any specialized treatments with Legault's office or Ontario Health Insurance Plan (OHIP).

Do I need a referral to see Legault, a Psychiatrist?

Yes, a referral from your family physician or another medical doctor (e.g., a pediatrician for child psychiatry, or an ER physician for urgent assessment) is almost always required to see a Psychiatrist such as Legault for services covered by the provincial health plan. Mental health conditions often benefit from initial assessment by a primary care provider who can determine the need for specialist psychiatric care. The referral ensures coordinated care, appropriate triaging, and transfer of relevant medical history.

How is confidentiality handled in psychiatric care?

Confidentiality is a cornerstone of psychiatric care. Information you share with Dr. Legault and her team is kept private and protected by law and professional ethics. This means your information will not be disclosed to anyone without your explicit consent, except in very specific situations where there is a legal obligation or an immediate risk of serious harm to yourself or others (e.g., imminent risk of suicide or homicide, child abuse, or a court order). Dr. Legault will typically discuss the limits of confidentiality with you at the beginning of your treatment.

What does a Psychiatrist like Legault specialize in?

A Psychiatrist is a medical doctor (MD) who has completed specialized training in psychiatry, which is the branch of medicine focused on the diagnosis, treatment, and prevention of mental, emotional, and behavioral disorders. Unlike psychologists, psychiatrists can prescribe medication. She is a Psychiatrist who assesses, diagnoses, and treats mental, emotional, and behavioral disorders through medication, psychotherapy, or other interventions. Legault is trained to assess both the mental and physical aspects of psychological problems and can provide a range of treatments including psychotherapy, medications, and sometimes other interventions like ECT or rTMS.

Does Legault offer psychotherapy (talk therapy)?

Many psychiatrists, including potentially Legault, are trained in various forms of psychotherapy (talk therapy) and may offer it as part of their treatment approach, either as a standalone treatment or in combination with medication. The specific types of psychotherapy offered can vary (e.g., Cognitive Behavioral Therapy - CBT, psychodynamic therapy, supportive therapy). It's best to inquire directly with Legault's office or discuss this during your initial consultation to understand her approach to therapy and if it's a service She provides or if She would refer you to another mental health professional like a psychologist or social worker for more intensive or specialized psychotherapy if needed.

What is the main difference between a Psychiatrist like Legault and a Psychologist?

The main difference is that a Psychiatrist, like Legault, is a medical doctor (MD) who has completed medical school and then specialized residency training in psychiatry. Because they are physicians, psychiatrists can diagnose mental health conditions, prescribe and manage psychotropic medications, and provide various forms of psychotherapy. They can also order medical tests to rule out physical causes of psychiatric symptoms. A Psychologist typically has a doctoral degree (PhD or PsyD) in psychology and is trained in psychological assessment, diagnosis, and providing psychotherapy (talk therapy). Psychologists generally cannot prescribe medication in Canada, though they often work closely with psychiatrists or family doctors who do.

West Parry Sound Health Center
80 Port Street East
Mississauga, ON L5G 4V6

Phone: (905) 601-8714

The facility is wheelchair accessible and aims to provide a comfortable and private environment for all patients.

Dr. Legault is a licensed Psychiatrist regulated by the College of Physicians and Surgeons of Ontario (CPSO) under the Regulated Health Professions Act, 1991 and Medicine Act, 1991 in ON. A referral from a family physician or another medical doctor is typically required for consultations with Dr. Legault for services covered by the provincial health plan.

Verify registration with the College of Physicians and Surgeons of Ontario (CPSO): https://doctors.cpso.on.ca/DoctorDetails/Legault-Marie-Suzanne-Elizabeth/0036942-50918