Luna Sanchez Rivera, MD

Dr. Kira Posteraro is double board-certified in Adult and Addiction Psychiatry and has over 10 years of clinical experience. She completed her General Adult Psychiatry Residency at Allegheny General Hospital in Pittsburgh, PA, followed by a fellowship in Addiction Psychiatry at Beth Israel Medical Center in New York, NY.

Dr. Posteraro’s career has included serving as Director of Psychiatric Services at an addiction treatment center in Pittsburgh, PA, where she provided care across the full continuum of substance use disorder treatment—including residential, acute PHP, IOP, outpatient, and aftercare services. She later held the role of Section Chief Psychiatrist for the Center for Treatment of Addictive Disorders at VA Pittsburgh Healthcare System, offering both residential and outpatient services and acting as Medical Director for the SAMHSA-certified Opioid Treatment Program. Most recently, she served as Chief of Psychiatry for the Behavioral Health Service Line at VA Pittsburgh, where she had the honor of caring for our nation’s Veterans.

While her clinical expertise centers on the diagnosis and treatment of substance use disorders, Dr. Posteraro also has extensive experience treating a wide range of psychiatric conditions, including depressive and bipolar spectrum disorders, anxiety disorders, and trauma-related disorders.

Dr. Posteraro uses a collaborative, supportive approach to care, incorporating motivational interviewing to help guide patients on their journey to wellness. She integrates holistic strategies alongside medication management and is dedicated to meeting patients where they are in treatment to build individualized, effective recovery plans.

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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.

Dr. Jisoo Park is a board-certified psychiatrist. She obtained her bachelor's degree from Tufts University, where she double majored in Biopsychology and Art History. She attended medical school at Nova Southeastern University, and completed her psychiatry residency at Stony Brook University Medical Center. After graduating with her residency, she was appointed clinical assistant professor at Renaissance School of Medicine, where she worked at the Treatment Resistant Depression Clinic. She was involved in teaching medical students and residents, and was part of various research studies and publications. Dr. Park treats a variety of psychiatric disorders in adults, including depression, anxiety, and PTSD. She does not treat patients with ADHD. She emphasizes a patient-centered approach and believes that best treatment outcomes result from a strong therapeutic relationship between a patient and a psychiatrist. She offers medication management and therapy through telehealth sessions. She offers sessions in both English and Korean.

Nakia is a Licensed Professional Counselor Supervisor and Certified Sex Therapist with a Master of Education in Counseling and Development from Sam Houston State University. With extensive experience in education and private practice, she has helped individuals and couples navigate life's challenges and create meaningful change. Her expertise includes issues related to sexual health, intimacy, relationships, depression, anxiety, self-esteem, life transitions, and grief and loss. Specializing in working with individuals and couples, Nakia creates a warm and supportive environment where others feel heard and empowered. She guides them in making choices to change hindering situations and gain clarity through clinical tools to interpret and respond differently to life's challenges. Her approach is collaborative and tailored, ensuring therapy meets the unique needs of each person while celebrating progress. Nakia uses a holistic approach that integrates Cognitive Behavioral Therapy (CBT), Solution-Focused Therapy, and Person-Centered Therapy. She is also trained in Gottman Levels 1 and 2, providing evidence-based techniques to strengthen relationships and improve intimacy and communication. She believes change happens when individuals are honest with themselves and willing to do the work. As Carl Rogers said, "One must accept themselves as they are before change can occur.” Nakia considers it a privilege to support others as they heal, grow, and embrace life's possibilities.

Kierra is a licensed mental health therapist and received her BS in Criminal Justice Leadership from Urbana University and M.Ed in Clinical Mental Health Counseling from the University of Dayton. Kierra has 20 years of experience working in the field of social services, and 7 years of experience as a licensed clinician.

Kierra has maintained positions in a wide array of environments including corrections, juvenile detention, CPS, psychiatric hospitals, schools, and in-home/community-based settings. Kierra has experience servicing adolescents, adults, and the elderly populations.

Kierra understands how intimidating therapy can be and commends you for taking the first step towards enhancing your life. Kierra asks that you are patient with yourself as you are embarking down a new path and reward yourself with gratitude as you reach new milestones in your life.

Kierra utilizes a holistic approach and provides talk therapy through the use of multiple treatment modalities including but not limited to, CBT, Solution Focused Therapy, Supportive therapy, and DBT techniques. Kierra is a Christian and may apply Christianity based principles to support your preferences and unique circumstances.

Your success in therapy is contingent upon your progress and commitment to attend and participate in sessions, as well as being open minded and willing to facilitate change from your past behaviors. In working together, Kierra will initiate the best treatment regimen designed for you and provide ongoing support for all your treatment needs.

Thank you for investing in your happiness, and Congratulations on taking the first steps to create a better you!!

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Dr. Ana Lilian Reyes earned her M.D. from the University of Florida, where she served as a chief resident. She received multiple academic honors, including the Peter Regan, M.D. Award for academic excellence in psychiatry and the John E. Adams academic achievement award throughout her course of training. She also holds a B.A. in Psychology with a neuroscience focus from Harvard University.

Dr. Reyes is passionate about outpatient psychiatry and values the long-term, collaborative relationships formed in the clinic setting. She has a particular interest in women’s and reproductive mental health and has been involved in research and protocol development focused on perinatal depression. She also brings additional training in cognitive behavioral therapy and psychodynamic psychotherapy to her work. Additionally, she has worked with underrepresented college-aged populations pursuing careers in STEM.

Her approach is rooted in blending psychotherapy and psychopharmacology. She emphasizes a full lifestyle approach and a therapeutic space wherein patients can engage in self-reflection and expression.

Fluent in English and Spanish, Dr. Reyes is dedicated to providing culturally responsive care that supports patients in achieving lasting emotional health.

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