John Whittier, MD

LaTonya Washington, LICSW-S, PIP, is a trauma and couples' therapist with a Master of Social Work from the University of Alabama and advanced training in Brain spotting, Acceptance and Commitment Therapy (ACT), Cognitive Behavioral Therapy (CBT), and the Gottman Method for couples therapy. With over 15 years of experience, she provides compassionate, evidence-based care to individuals and couples navigating trauma, relationship challenges, and major life transitions.

She specializes in helping couples rebuild trust after infidelity, strengthen emotional connection, and improve communication. She also supports individuals facing anxiety, burnout, and the emotional impact of chronic illness, guiding them toward healing and resilience

New clients can expect a warm, supportive space where they feel heard and understood. LaTonya takes a collaborative approach, tailoring therapy to each client’s needs while integrating practical strategies for healing and growth. Her sessions are focused on fostering insight, building emotional resilience, and equipping clients with tools to create lasting change. Whether working with individuals or couples, her goal is to help clients navigate life’s challenges with greater clarity, connection, and confidence.

Dr. Bryant graduated from Mount Sinai School of Medicine to complete her adult training and the Yale Child Study Center/Riverview Hospital for Children Program to complete her fellowship in Child and Adolescent Psychiatry. A native Texan, she returned to Tyler, TX in 2020 to accept the position of Chair of the Department of Psychiatry and Behavioral Medicine at the University of Texas Health Science Center at Tyler. She also established an accredited child and adolescent psychiatry fellowship in Tyler. Prior to that, she served as the Director of the Child and Adolescent Psychiatry Division at the University of Mississippi Medical Center where she was also the Program Director of the Child and Adolescent Psychiatry Fellowship. She received her medical degree from the University of Texas Southwestern Medical School. Working with survivors of trauma has always been an important part of Dr. Bryant's practice. She currently serves as the co-chair of the American Academy of Child and Adolescent Psychiatry's Committee on Child Maltreatment and Violence and she is a representative for the National Health Collaborative on Violence and Abuse. Dr. Bryant also served as the program director of the Eating Disorders and Trauma Recovery program at Menninger Clinic in Topeka. She is board certified in adult, child and adolescent psychiatry and she has over 32 years of experience as a practicing psychiatrist. Dr. Bryant specializes in the treatment of anxiety disorders, obsessive-compulsive disorder, mood disorders, developmental disorders, Post-Traumatic Stress Disorder, Attention Deficit Hyperactivity Disorder, and family relational problems for both children and adults. She believes that "knowledge is power" and that the more a person can understand about how the brain is affected by various mental health conditions, the more treatment makes sense.

Dr. Cedric Skillon is a board-certified adult psychiatrist with over 20 years of experience. Dr. Skillon’s clinical expertise includes treating adults with depressive disorders, bipolar disorders, anxiety disorders, substance -related and addictive disorders, and trauma related disorders. Dr. Skillon has worked in a variety of mental health care settings including academia, community mental health centers, and a substance use treatment center.

Dr. Skillon grew up in Detroit, Michigan. He obtained his Bachelor of Science from the University of Michigan. He received his medical degree from Wayne State University. He completed a General Psychiatry Residency at University Health Center of Pittsburgh, Western Psychiatric Institute and Clinic

Dr. Skillon combines a wealth of knowledge and experience with a compassion for meeting the patient “where they are” in their healing process. He believes in allowing the patient to feel heard in every session. He fully explains the risk and benefits of each treatment option. Then in collaboration, he and his patient agree on the next step to take towards the patient’s treatment goals.

Dr. Skillon is dedicated to providing hope and healing in a trusting environment. He combines empathy with a patient centered, and evidence-based approach in helping patients reach their treatment goals.

Dr. Thistlethwaite is a board eligible adult psychiatrist and internal medicine physician. He completed his medical education at West Virginia University School of Medicine. Following completion of medical school, Dr. Thistlethwaite completed residency training at WVU/Charleston Area Medical Center with a dual specialization in internal medicine and psychiatry. Dr. Thistlethwaite's training included treatment of patients both in the inpatient and outpatient setting as well as management of patients with comorbid medical conditions. During his training Dr. Thistlethwaite became passionate about approaching patients in a holistic manner that addressed both their physical and mental health. He is especially passionate about ensuring that patients with mental health disorders are provided with appropriate general medical care as they are a marginalized and underserved group. Dr. Thistlethwaite's practice focuses on medication management for a wide array of conditions including depression, anxiety disorders, bipolar disorder, obsessive compulsive disorder, tic disorder/Tourette's, and post traumatic stress disorder. Dr. Thistlethwaite incorporates supportive psychotherapy, cognitive behavioral therapy interventions, and some psychodynamic therapy skills in his practice as well. Dr. Thistlethwaite believes in a collaborative and holistic approach to mental healthcare that incorporates the patient as well as all members of the healthcare team in every aspect of care.

Sibi Selvarajah is a Licensed Clinical Social Worker (LCSW) renowned for his compassionate approach and dedication to fostering emotional well-being. Sibi's career in mental health has been marked by a dedication to evidence-based practice and a client-centered approach. His experience working as a group and individual counselor at a private substance abuse outpatient treatment center in Manhattan provided him with invaluable knowledge and insight into helping individuals struggling with substance use disorder, anxiety, depression, trauma, and relationship issues, among others. Sibi earned his Bachelor's degree in Psychology from New York University, where he developed a strong foundation in psychological theories and practices. He went on to complete his Master's degree in Social Work at Yeshiva University, gaining advanced knowledge and hands-on experience in therapeutic techniques. As a licensed clinical social worker, Sibi is known for his empathetic listening skills and his ability to build strong therapeutic alliances with his clients. His therapeutic approach is integrative, drawing from multiple modalities to tailor treatment plans that best meet the unique needs of each individual. Outside of his professional work, Sibi is dedicated to continuous learning and personal growth. He regularly attends workshops and conferences to stay abreast of the latest advancements in mental health therapy. Sibi also believes in the importance of self-care and encourages his clients to engage in practices that promote overall well-being. Through his work, Sibi Selvarajah continues to make a profound impact on the lives of those he serves, helping them navigate their mental health journeys with hope and resilience.

Derek Miller is a Licensed Clinical Social Worker, who has extensive experience working in the fields of substance abuse and mental health. Derek has worked with clients with a large variety of concerns and backgrounds, with more experience with male and minority populations. Derek attended undergraduate school in Alfred, NY, graduate school in Rochester, NY, including a school-based visit to Estonia to learn about social work systems abroad. Derek's greatest passion is helping people make lasting change in their lives. His approach draws both on professional and personal experiences with addiction, trauma, first responders, relationships and more. By creating a space and relationship where you feel safe, valued, and respected, Derek works together with you to overcome the challenges of today and build resiliency for the challenges yet to come. Therapy can be a truly transformative experience, when it is built on human connection and dedication to change. Derek takes an active approach, which includes asking tough questions while staying respectful, as well as humor and friendly conversations when appropriate. Therapy begins with building trust and a good relationship. Derek utilizes experiences from various practice models, including Cognitive Processing Therapy, Solution Focused Therapy and Motivational Interviewing.