Lindsey Stewart, PMHNP

Jennifer Hewitt is a board-certified psychiatric nurse practitioner, credentialed through the American Nurses Credentialing Center (ANCC). She earned her master’s degree in nursing from Gonzaga University and has extensive experience treating a wide range of mental health conditions, including anxiety, depression, obsessive-compulsive disorder (OCD), bipolar disorder, schizophrenia, and post-traumatic stress disorder (PTSD).

Her passion for psychiatry and dedication to patient care are rooted in her background as an emergency room nurse and her experience in emergency medical services (EMS). This foundation has given her a unique perspective on the critical role mental health plays in overall well-being.

Jennifer provides compassionate care to adults, children, and adolescents, recognizing that each individual’s path to mental wellness is unique. She believes that while medication can be an important part of treatment, self-care and therapy are equally essential components of a holistic approach.

She is known for her empathetic listening and genuine connection with patients. Through collaboration, she helps individuals set realistic goals and empowers them to take an active role in their recovery. Her kindness and commitment create a supportive environment where patients can thrive on their journey toward mental wellness

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Dr. Meyen graduated from the University of Missouri School of Medicine and completed her psychiatry residency training at Harvard South Shore. She completed a fellowship in geriatric psychiatry through Massachusetts General Hospital in Boston, MA. Dr. Meyen was employed by the Department of Veteran Affairs for 10 years prior to joining Talkiatry. She is board certified in both adult and geriatric psychiatry. She specializes in depression, anxiety, PTSD, bipolar disorder, OCD, ADHD, and many other mental health disorders.

Dr. Meyen is a Harvard trained, board certified, adult psychiatrist who specializes in creating individually tailored treatment plans for patients using high quality evidence and up-to-date clinical guidelines. She has a passion for shared decision making, which means empathetic listening to each patient, and making a customized plan that supports their individual values and preferences.  

When meeting with a patient for the first time, Dr. Meyen carefully reviews current symptoms, past history, patient values/preferences. She works with the patient to develop individual treatment goals. Dr. Meyen values developing a trusting relationship with each patient and wants each patient to feel heard and valued.

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Dr. Sarita Sharma is a board-certified adult psychiatrist dedicated to providing personalized psychiatric treatment that addresses the mind, body, and spirit for optimized health and healing. Born and raised in Toronto, Ontario, she earned her medical degree from Avalon University School of Medicine in Curacao and completed her residency at Southern Illinois University in Springfield, Illinois. Dr. Sharma has extensive experience working with underserved patients from diverse backgrounds and with varying severities of psychiatric disorders. She has a genuine interest in treating mood and anxiety disorders like depression and anxiety. She views medication as one of many tools to aid patients, emphasizing the importance of therapy and lifestyle changes aligned with each patient's goals. Believing in a holistic approach, she incorporates mindfulness techniques, lifestyle optimization (sleep, diet, movement), Dialectical Behavioral Therapy (DBT), Cognitive Behavioral Therapy (CBT), and Acceptance and Commitment Therapy (ACT) to target the root causes of unease. She enjoys helping patients navigate meaning and purpose, relationship dynamics, and self-image. With a sincere, direct, and practical approach, Dr. Sharma values empathy and understanding as vital components of effective care. In her free time, she enjoys spontaneous adventures, connecting with fellow human beings, and just being in nature. She is committed to helping you achieve a balanced, fulfilling life.

Roel Sepulveda is a board-certified psychiatric mental health nurse practitioner (PMHNP-BC) with a Master of Science in Nursing from the University of Alabama at Birmingham. Certified by the American Nurses Credentialing Center (ANCC), he has over 10 years of experience providing mental health care in psychiatric emergency rooms, outpatient psychiatry, and telehealth settings. Roel is committed to delivering comprehensive and accessible care that supports patients across diverse needs and backgrounds.

As a provider, Roel values creating a compassionate and collaborative environment where patients feel comfortable sharing their experiences. He takes a patient-centered approach, meeting individuals where they are and working together to identify treatment goals. Patients can expect a nonjudgmental space where their concerns are heard, respected, and addressed with empathy and understanding.

When working with patients, Roel begins by taking time to understand their history, symptoms, and current challenges. He develops individualized treatment plans that may include a combination of medication management, lifestyle strategies, and coordination with therapy or other supports. His goal is to provide evidence-based care while empowering patients to actively participate in their mental health journey and achieve lasting well-being.

Dr. Kristin Ratz is a Board-Certified psychiatrist who is an expert in the diagnosis, treatment, and prevention of mental, emotional and behavioral disorders. She specializes in medication management combined with supportive therapy during 30-minute follow-up sessions. Dr. Ratz recognizes that each patient is unique and believes in an environment of collaboration, in which the patient and psychiatrist work together in order to develop the best individualized treatment plan. A California local, Dr. Ratz obtained her undergraduate education at University of California, Davis, graduating magna cum laude with a degree in Human Development. She then attended medical school at Loma Linda University School of Medicine, obtaining her Medical Doctorate. Following this, she completed her adult psychiatry residency training at the distinguished University of California, Irvine. Dr. Ratz has worked in a diverse range of healthcare settings, including county and community clinics, and is very experienced in telepsychiatry. She pays close attention to not only an individual's emotional state, but also their physical, spiritual, and social well-being, in order to provide her patients with exceptional holistic care.

Dr. Mary Lou Gutierrez is board-certified in both Child & Adolescent Psychiatry and General Psychiatry, with over 20 years of clinical experience. She earned her M.D. from Loyola University Medical Center, where she also completed her residency in Adult Psychiatry. She pursued fellowship training in Child and Adolescent Psychiatry at Northwestern University’s Children’s Memorial Hospital. Her past roles include Medical Director for Compass Health Center’s Under 18 Program and Attending Psychiatrist at Loyola. She has been recognized as a “Top Doctor” in Child and Adolescent Psychiatry by US News and World Report and Negocios Now.

Dr. Gutierrez fosters a warm, collaborative environment where patients and families feel supported and understood. She emphasizes open communication and works closely with patients to define meaningful, realistic treatment goals. Her holistic, family-centered approach integrates medication management, therapy, and psychoeducation with a deep commitment to cultural sensitivity and compassionate care.

Dr. Gutierrez begins by learning each patient’s personal story, clinical history, and goals through a comprehensive evaluation. She creates individualized, evidence-based treatment plans tailored to each child’s unique needs and family context. She continuously collaborates with patients, families, and care teams to ensure treatment remains effective, combining psychotherapy, medication management, and coordination with other providers and resources.