Saisha Saint-Cyr, MD

Dr. Cash attended Wright State University Boonshoft School of Medicine, where she developed a strong foundation in medicine and a passion for psychiatry. She completed her residency at Wright State University, honing her skills in understanding and treating mental health conditions.

Dr. Cash has worked in various outpatient settings, treating patients with mental health disorders including depression, anxiety, PTSD, ADHD, and mood disorders. She is board-certified in general psychiatry and addiction medicine, and believes in a holistic approach to care. Dr. Cash is committed to helping patients navigate their mental health journeys and to providing compassionate, personalized care.

Dr. Cash works closely with patients to develop treatment plans that combine medication, lifestyle changes, and psychotherapeutic strategies to address their unique needs.

Dr. Richard McCall is a board-certified psychiatrist with over 25 years of comprehensive experience in delivering exceptional mental health services across various settings. He received his medical degree from the University of Virginia School of Medicine and completed his Psychiatry residency training at Duke University School of Medicine. He treats adult patients of all ages and is known for a compassionate, patient-centered approach. Dr. McColl integrates psychopharmacology with multiple psychotherapy modalities. He has specialized training in psychodynamic psychotherapy, Cognitive Behavioral Therapy (CBT), Dialectical Behavior Therapy (DBT), Acceptance and Commitment Therapy (ACT) and more. He looks forward to helping patients reach their goals for mental health care while providing a compassionate and collaborative environment.

Background and credentials

Dr. Vansickle is a board-certified adult psychiatrist with over 25 years of clinical experience. She earned her medical degree from the University of Texas Health Sciences Center San Antonio and completed her internship at UAB. She then completed her psychiatry residency at the University of Louisville Hospital, where she served as chief resident and received a national award in community psychiatry. Throughout her career, she has worked in both inpatient and outpatient settings as a staff psychiatrist, primarily in Texas and Alabama.

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Treatment approach

Dr. Vansickle places a strong emphasis on establishing trust and building therapeutic relationships to help patients achieve their goals. Her practice focuses on medication management, often combined with supportive or emotionally focused therapy during 30-minute follow-up visits. If she believes additional therapy would be beneficial, she may recommend that patients work with a therapist as part of their care team. She has extensive experience treating patients in various settings, including community mental health centers, VAMC-affiliated clinics, and hospital-based psychiatric units. She also has expertise in psychiatric consultations for medically ill patients, as well as guardianship and competency evaluations.

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What you can expect in a first visit

Patients can expect a thorough initial evaluation, where Dr. Vansickle takes the time to understand their symptoms, history, and treatment goals. She provides a structured yet compassionate approach to care, ensuring that each patient feels heard and supported. Follow-up visits typically last 30 minutes, during which she monitors progress and adjusts treatment as necessary. If additional therapy is needed, she collaborates with therapists to ensure comprehensive care tailored to each patient’s needs.

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Why Talkiatry?

We’re a virtual mental health practice that makes it easy to find great care. We combine quality and convenience to help you thrive—faster. Our providers, like this one, are highly trained experts who specialize in medication management and collaborate with you on a treatment plan that fits your needs and comfort level.

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Lopa Rana, MD, is a board-certified psychiatrist who has been practicing for over 29 years. Dr. Rana completed her medical school at B.J Medical College, Ahmedabad, India. Her Psychiatry training was at the State University of New York at Buffalo. She has practiced in varied settings, like being a faculty at SUNY Buffalo, a Private practice in a suburban town of Detroit, Michigan, for 4 years. She, then held a Senior Psychiatrist position at Henry Ford Behavioral Health for 14 years, in Michigan. She has been an Associate Professor at Oakland University William Beaumont School of Medicine. In the recent years, Dr. Ranahasd has been overseeing Outpatient Behavioral health at the Corewell Health William Beaumont hospital for the past 10 years. Throughout her career, she has been training and supervising Psychiatry Residents and Medical Students. Apart from being competent in the management of common Psychiatric conditions like Major Depression, Anxiety Disorders, Bipolar Disorder, Psychotic disorders and ADHD, she has an expertise in Advanced Psychopharmacology with a specialty interest in Psychiatric disorders during the pregnancy and the postpartum period. She has almost 2 decades of experience in helping women manage the course of their Mood and Anxiety disorders during and after pregnancy. She has been the consultant for Maternal Fetal Medicine and Obstetricians at Corewell Health for women who have questions and concerns regarding planning, managing, and guiding them during pregnancy and the postpartum period. Rana has performed several Zulresso (Brexanolone) infusions for women with severe postpartum depression, with remarkable outcomes. Dr. Rana values greatly the safety of the customized treatment options for her patients and informed decision making with her patients. Apart from English, she is fluent in Gujarati and Hindi languages.

Dr. Michael Petetit has worked with people from many different walks of life in clinics, hospitals, and online, providing evidence-based treatments for a wide range of mental health conditions. His professional journey is unique—he began his career as a research chemist, later earned a Master’s degree in psychology and worked with children, before pursuing his medical degree and completing a psychiatry residency.

Dr. Petetit approaches treatment as a true collaboration. He partners with patients to clarify goals and create individualized treatment plans that reflect their priorities and values. He strives to be non-judgmental, direct, and honest in his style, building a therapeutic relationship that supports open communication and trust.

Dr. Petetit begins with a thorough evaluation to understand each patient’s circumstances and challenges. From there, he works with patients to set and prioritize goals, review treatment options, and select a plan that feels both comfortable and practical. As treatment progresses, he regularly revisits and refines the plan, ensuring it remains effective and aligned with the patient’s evolving needs.

Dr. Thomas O’Brien holds a Bachelor of Science degree from the University of Wisconsin–Madison and earned his medical degree from Midwestern University Chicago College of Osteopathic Medicine. He completed his psychiatry residency at Loyola University Medical Center. Dr. O’Brien has experience practicing across outpatient, PHP, IOP, and inpatient settings.

He strives to create a supportive environment where patients feel heard, respected, and understood. His approach emphasizes a holistic, whole-person method to healing, guided by the patient’s own goals and values. Dr. O’Brien integrates psychotherapy with medication management, drawing on his background in psychodynamic psychopharmacology and acceptance and commitment therapy.

Dr. O’Brien focuses on understanding each patient as a whole to create individualized treatment plans. This begins with a comprehensive history during the initial session to identify biopsychosocial factors. Treatment is then tailored to align with the patient’s unique goals and values, promoting meaningful progress.