Jennifer Garner, PMHNP

Dr. Lanier Summerall attended Yale University, where she studied philosophy in the Great Books Program. She later studied Molecular Biology at the University of Colorado, where she and her husband moved after getting married. She received her medical degree from the University of Colorado Health Sciences Program, and completed her residency at Dartmouth Medical School. She also trained at Massachusetts General Hospital with Dr. Theodore Stern in his area of expertise (Consult Psychiatry) and learned from his immense skill at building strong rapport with all patients.

Dr. Summerall has experience in inpatient, and outpatient settings, along with teaching and research. She has worked in hospital administration, government entities, most importantly the Senate Veterans’ Affairs Committee.

Dr. Summerall values transparent communication and will work with you to create the change. She treats patients as unique individuals and treatment is put into place with individualized plans in mind. Her approach to patients, which emphasizes holistic, patient centered, strength based treatment built on a foundation of strong doctor-patient alliance and evidence based medical knowledge.

Your appointment with Dr. Summerall will be a conversation. She is there to work towards goals together and is a good translator of "medical-ese". She enjoys working with patients on all aspects of their health and caters treatment plans to you.

Mary Ewers is a Licensed Clinical Social Worker with over 12 years of experience supporting adults navigating stress, anxiety, depression, trauma, and chronic illness. She has worked with individuals from many backgrounds, including Veterans and caregivers. Her approach is grounded in empathy, respect, and genuine connection, and she tailors her work to each person’s unique needs and goals.

Mary believes therapy should feel safe, collaborative, and empowering. She welcomes patients exactly as they are and creates space where they can feel heard, understood, and supported. Clients often describe her as warm, honest, compassionate, and easy to talk to. She brings creativity and a down-to-earth presence to each session, helping patients feel comfortable as they work through life’s challenges.

Mary begins by learning what matters most to each patient and exploring what may be getting in the way of their well-being. She incorporates Cognitive Behavioral Therapy, Motivational Interviewing, Solution-Focused Therapy, and mindfulness practices to build practical tools for change. Her goal is to help patients reconnect with balance, purpose, and joy while guiding them toward meaningful, lasting growth.

Dr. Ayanna Swinton Jamison is a board-certified psychiatrist with over 18 years of experience in general, as well as child and adolescent psychiatry. She has extensive experience in counseling, and medication management. Dr. Jamison is committed to educating her patients about their illness and providing personalized care for each patient. Dr. Jamison received her undergraduate degree from Jackson State University. She graduated from Saint Louis University Medical School and completed her residency training in general psychiatry and child and adolescent psychiatry at the University of South Carolina. Dr. Jamison is a proud mom of four who enjoys spending time with her family, and attending her kids' sports events.

Dr. Zac Myslinski is a staff psychiatrist who provides thoughtful, evidence-based care for adults facing a wide range of difficulties. He is committed to creating a welcoming, collaborative space where patients from all backgrounds, including but not limited to the LGBTQ+ community, feel heard and supported.

He earned his undergraduate degree in chemistry from Dartmouth College and his medical degree from Weill Cornell Medicine, where he received the Richard Kohl Prize for Excellence in Psychiatry. He completed his psychiatry residency at Harvard-Beth Israel Deaconess Medical Center, where he served as chief resident of the Consult-Liaison/Emergency Department Psychiatry service. He has also conducted research on Alzheimer’s disease and health system economics.

New patients can expect a personalized approach that includes discussion of both medication and therapy. Dr. Myslinski values understanding your treatment preferences and aims to serve as a consultant and collaborator in identifying the best path forward. He believes that developing a shared understanding of your background and current difficulties is essential to effective treatment.

Dr. Myslinski is well-trained in using a wide range of medications and interventions alongside talk therapy, especially cognitive behavioral therapy (CBT) and acceptance and commitment therapy (ACT). His approach emphasizes flexibility, autonomy, and curiosity, with a focus on symptom relief and deeper self-understanding.

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Dr. Jonathan Bui is an MD who earned his medical degree from the University of Maryland, School of Medicine, and completed his residency at Walter Reed National Military Medical Center. He served as a military psychiatrist for eight years, including deployment to Iraq, and was honorably discharged as a Major. He has experience in both outpatient and inpatient care, with a strong focus on compassionate, patient-centered treatment.

Dr. Bui creates a welcoming and supportive environment where patients feel heard and understood. He collaborates with patients to set achievable treatment goals and draws on extensive experience in treating a variety of mental illnesses, including post-traumatic stress disorder, to ensure the best outcomes.

Dr. Bui begins by thoroughly reviewing a patient’s history to understand their background and concerns, helping to establish meaningful treatment goals. At follow-up appointments, he reviews progress, addresses any new issues, and adjusts care plans collaboratively to support long-term mental health and well-being.

Dr. Scot McKay is board certified in Psychiatry and Child/Adolescent Psychiatry. He graduated medical school from the Medical University of South Carolina in Charleston, SC. He completed his residency and child/adolescent fellowship trainings at the University of Colorado - Anschutz Medical Center in Denver, CO. Previously, he has worked on the inpatient and partial hospitalization child/adolescent psychiatric units at Children's Hospital Colorado as well as in the school-based health clinics through Denver Health in partnership with Denver Public Schools. He has also worked in community mental health at the Mental Health Cooperative clinics throughout the Middle Tennessee region. He most recently joined a private practice before joining Talkiatry. He has been named to the Nashville Lifestyles Magazine's Top Doctors list in 2022, 2023, and 2024. He is a fellow of the American Psychiatric Association, and a member of the American Academy of Child and Adolescent Psychiatry. Dr. McKay enjoys working with patients going through life transitions such as high school to college and college to adult life. He believes it is important to understand the whole person (mind, body, and spirit) when treating them. He treats people struggling with depression, anxiety, bipolar, and ADHD, as well as trouble with relationships and family conflict. Dr. McKay provides both medication management and therapy. He believes that medication is just one of the items in a psychiatrist's toolbox and that therapy is equally important as medication.