Depression Psychiatrists in Texas

Dr. Jacob T. Kannarkat is an adult psychiatrist. Dr. Kannarkat's practice focuses on medication management. In his visits, he uses an integrative approach, blending an empathic, problem-solving orientation with an understanding that the reasons for an individual's condition can be complex. He has experience dealing with many forms of mental illness and works collaboratively with his patients and their other treatment providers in making a plan for recovery. Dr. Kannarkat completed undergraduate studies at the University of Florida. After receiving his medical degree at the University of Miami Miller School of Medicine, Dr. Kannarkat continued for residency at the University of Miami/Jackson Health System. He ultimately completed his training as Chief of Psychiatric Emergency Services at Yale School of Medicine. Dr. Kannarkat has experience working with adults of all ages who are dealing with depression, anxiety, bipolar disorder, PTSD, substance use disorders, and many other conditions.‍

Dr. Zeshen Wu is an ABPN board certified psychiatrist with more than 10 years of experience. He completed his undergraduate studies at the University of Texas at Austin, followed by medical school at the University of Texas Medical Branch. He completed residency in psychiatry at Dell Medical School in Austin. Dr. Wu focuses on effective and safe medication management as well as supportive and psychodynamic therapy in his practice. He likes to focus on a gentle, collaborative, and patient-centered approach. He specializes in forming individualized pharmacological treatments as well as taking time to explore stressors and psychological issues to achieve complete and comprehensive care. Dr. Wu had previously served as assistant professor of psychiatry at UTHealth McGovern Medical School in Houston and has been involved in many years of teaching and mentorship. At UTHealth, he also served as clinical faculty in one of the nation's largest inpatient psychiatric campuses and is experienced in treating a wide range of adult mental illnesses including mood disorders, anxiety, OCD, and ADHD.

Nisha Saintelus Deratus, LPC, is a proud HBCU graduate of Prairie View A&M University with a Master’s in Counseling and over eight years of experience in the mental health field. She has provided care in inpatient psychiatric hospitals, partial and intensive outpatient programs, community mental health, and private telehealth practice. Nisha supports clients facing anxiety, depression, trauma, grief, bipolar disorder, life transitions, anger management, and relationship challenges.

Nisha offers a warm, approachable, and nonjudgmental space where clients feel seen and supported. She believes in a collaborative approach to therapy, working alongside clients to identify the root of their struggles and develop a personalized plan for growth and healing. Her personable nature and tailored care help clients feel comfortable and empowered throughout the process.

In the first session, Nisha reviews teletherapy expectations and confidentiality, and conducts a psychosocial assessment to better understand your background and goals. Together, you’ll explore current challenges, create a vision for your future, and build a practical plan. Using CBT and ACT, she helps you develop tools and insights to apply between sessions for continued progress.

Dr. Sumeet Singh is board-certified by the American Board of Psychiatry and Neurology in General Adult Psychiatry. He completed his psychiatry residency training at Howard University Hospital and Saint Elizabeth's Hospital in Washington, DC., where he was voted as Chief resident. He went on to serve as vice chair of the Department of Psychiatry at Adventist HealthCare in Maryland, where he worked in both an administrative and clinical role treating adults in inpatient settings. Additionally, he served as a Clinical Instructor of Psychiatry at Georgetown University School of Medicine, teaching medical students about the art of medicine. Dr. Singh received his undergraduate degree in Neuroscience from the University of Michigan and received his medical degree from Xavier University School of Medicine. Most recently, Dr. Singh worked for Life Stance Health, an outpatient telehealth company, where he treated patients between the ages of 18-65 years old with both medication management and therapeutic interventions. Dr. Singh has years of experience treating the following disorders/diagnoses: depression, anxiety and panic attacks, bipolar disorder, PTSD, ADHD, and OCD.‍

Michelle is a Licensed Clinical Social Worker/Licensed Independent Social Worker with over 10 years of experience in the mental health field. Michelle has worked in a variety of settings including community mental health, crisis management, outpatient treatment, inpatient treatment, and the private practice setting. Michelle has experience working with patients who are experiencing anxiety, depression, grief, and trauma symptoms. Michelle’s passion is working with women who are struggling with managing healthy coping mechanisms in the perinatal/postpartum period.

Michelle has received extensive training from the Postpartum Support International focusing on treating patients struggling with infertility, postpartum anxiety and depression, and pregnancy loss/grief. She utilizes a variety of treatment modalities ranging from Cognitive Behavioral Therapy, Dialectical Behavioral Therapy, Cognitive Processing Therapy, and Mindfulness Based Therapy.

Michelle’s approach to therapy is compassionate, collaborative, and warm. She considers it an honor to walk alongside you during this difficult journey. Let’s talk to see how Michelle can best support you.

Background and credentials

Dr. Matthew Koller is a board-certified adult psychiatrist who completed his undergraduate training at The University of Texas at Austin. He earned his medical degree from The University of Texas Health Science Center at San Antonio and completed his general adult psychiatry residency at Baylor College of Medicine in Houston, TX, where he served as Chief Resident of Education in his final year of training.

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Treatment approach

Dr. Koller believes that understanding a patient fully is essential before treatment begins, emphasizing a collaborative and patient-centered approach to care. His practice is primarily focused on medication management, but he also incorporates supportive therapy and other therapeutic modalities as needed. He may recommend including a therapist in the treatment plan to ensure comprehensive, well-rounded care. He has experience treating a wide range of mental health conditions, including depression, anxiety, insomnia, personality disorders, bipolar disorder, PTSD, and psychotic disorders.

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What you can expect in a first visit

During the first visit, patients can expect a thorough and individualized psychiatric evaluation, where Dr. Koller takes the time to understand their symptoms, history, and treatment goals. He prioritizes open communication and shared decision-making, working closely with patients to develop personalized treatment plans. While medication management is the foundation of his approach, he remains flexible and adaptive, incorporating therapy and other interventions as needed to help patients achieve optimal mental health.

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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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Dr. Jennifer Hailey is a board-certified psychiatrist in Psychiatry. She completed her undergraduate training at Michigan State University followed by medical school at Nova Southeastern University College of Osteopathic Medicine. She has completed a residency in psychiatry at Michigan State University. Dr. Hailey has worked in many different settings including private hospitals, jails, military treatment facilities and private practice. She enjoys educating her fellow providers who specialize in psychiatry as well as other areas of medicine. She has a genuine interest in treating a vast array of psychiatric disorders including depression, anxiety, post-traumatic stress disorders, obsessive compulsive and personality disorders. She also has experience in treating patients with medical comorbidities and has training in issues related to women's health.

Dr. Tiffany Abtahi is board certified in adult psychiatry and has been in practice for over 6 years. She completed her residency at Icahn School of Medicine, Elmhurst Hospital Center program where she served as Chief Resident in her final year. After completing her residency training, Dr Abtahi worked as a staff psychiatrist in the VA Medical Center focusing on PTSD, depression, and anxiety. Dr. Abtahi has held an academic appointment at the University of UT Southwestern medical school and has spent her professional career supervising/teaching medical students and psychiatry residents. Dr. Abtahi's practice focuses on medication management and providing psychoeducation to her patients. However, if indicated, Dr. Abtahi may believe that additional therapy is also needed and ask that you bring a therapist into your care team to provide the best outcome. Dr. Abtahi has experience treating a large variety of mental health conditions across a variety of populations. She strongly believes in tailoring treatments through a holistic and patient-centered approach based on individual and multi-faceted histories. Dr. Abtahi looks forward to working with you.

Carly Frix-Rhyne is a Licensed Professional Counselor (LPC), in both Texas and Arkansas, who has extensive experience working in the mental health field. She has worked directly with clients of various demographics, living with a variety of mental health conditions. Carly attended undergraduate and graduate school in her hometown of Texarkana, Texas at Texas A&M University - Texarkana. She completed her practicum and internship working as a therapist in therapeutic foster care, with children, teens, foster parents, and biological families. Carly has been practicing for 7 years as a LPC, focusing on individuals working to cope with trauma, stressful life events, anxiety, depression, and issues coping with and communicating their own needs. Carly has worked for community mental health agencies, non-profit agencies, and private practice organizations. Much of Carly's past work involves providing therapy services to children, teens, and adults who survived abuse/trauma. Carly enjoys working with clients of all ages and with a variety of different presenting mental health needs. She uses different techniques including cognitive behavioral approaches and attachment-based approaches, while maintaining a person-centered theoretical orientation with all clients. Carly utilizes a range of therapeutic tools in hopes of providing clients with practical skills they can begin using immediately. She believes in meeting clients exactly where they are and helping them understand their own needs.

Dr. Kethini is a board-certified psychiatrist in General psychiatry. She completed her medical degree at St. George's University School of Medicine in Grenada. After completing her residency at Bergen New Bridge Medical Center, she transitioned to an attending psychiatrist at the same place where she completed her residency. During her initial years as an attending, she took care of her own patients and supervised third year residents in the outpatient setting. After a few years, she transitioned to an inpatient setting, where she treated both voluntary and involuntary patients. She also continued to evaluate patients in the emergency room as part of the call group for the last 8 years. ‍Dr. Kethini is passionate about and very experienced in providing a holistic approach along with evidence-based care for patients battling depression, anxiety, bipolar disorder, OCD, ADHD, and PTSD. She integrates supportive psychotherapy along with medication management and lifestyle changes such as nutrition, exercise, sleep hygiene, and stress management. She is focused on having a collaborative approach to treatment and forming a therapeutic alliance with every single patient under her care.

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. Rania Elkhatib is a board-certified general psychiatrist with extensive experience in clinical care, teaching, and research. She earned her medical degree from the University of Texas Medical Branch in Galveston and completed her psychiatry residency at UTHealth Science Center in Houston, where she later served as an Assistant Clinical Professor. During that appointment, Dr. Elkhatib was heavily involved in medical education and has developed courses in cultural psychiatry and psychiatry boot camps for medical students.

Dr. Elkhatib specializes in treating a wide range of psychiatric conditions, including Major Depressive Disorder, Anxiety Disorders, Bipolar Disorder, OCD, ADHD, and PTSD. Dr. Elkhatib focuses on evidence-based medication management but will also incorporate supportive therapy and cognitive-behavioral techniques to optimize treatment management and patient’s wellness. She is fluent in Arabic and English and has a strong interest in working with diverse patient populations.

Dr. Elkhatib has a holistic approach with focus on medication management while incorporating supportive therapy and cognitive-behavioral techniques to optimize patient wellness.

Dr. Chelsea Karson is a board-certified psychiatrist who completed her residency training at Advocate Lutheran General Hospital where she was Chief Resident of her program. Dr. Karson is passionate about patient care, believing in caring for the whole person. While completing her residency training, she led an interprofessional team to bring miniature-therapy horses to the inpatient psychiatry unit and thereby forge a relationship between the organization and all of Advocate Aurora Healthcare. Dr. Karson partnered with a mental health counselor to create a virtual therapy program of resources, the Bridge Project, to close the gap between inpatient and outpatient care that is now used throughout the Advocate Aurora network. At graduation Dr. Karson received the 2024 Advocate Lutheran General Hospital Ruggie Humanitarian Award. The Ruggie Award selects and honors a graduating resident or fellow who displays academic excellence, commitment to the education of others, professional bearing, and a concern for the patient within the light of Human Ecology. Dr. Karson attended undergraduate at Elmhurst University, a biology major with minors in chemistry and medical humanities. She went to medical school at Rosalind Franklin University and was chosen to join the Gold Humanism Honor Society for her dedication to compassionate patient care.

Gregory Miller, DO, is an adult psychiatrist who prioritizes understanding his patients by first listening to their stories. He collaborates with them to develop both pharmacological and non-pharmacological solutions aimed at improving their functionality. Dr. Miller emphasizes that functioning better often leads to feeling better. Whenever possible, he approaches treatment within the context of the family system surrounding the individual. Raised in South Carolina, and now residents of Florida, Dr. Miller and his wife of 31 years have six children. He enjoys outdoor activities and team sports and is an avid fan of Tolkien and C.S. Lewis. He at times incorporates analogies from their works into therapy if appropriate.

Dr. Gulati is a board-certified adult psychiatrist who has been in practice for over 10 years. She has worked in inpatient units, private practice, and community mental health, as well as served as Chief Medical Officer of a large psychiatric hospital. In 2018 she was awarded the Charleston Choice Award for Best Psychiatrist in Charleston, South Carolina. She currently resides in South Florida. Dr. Gulati's practice centers around treating the whole patient: mind, body, and spirit. She believes the judicious use of psychiatric medications, coupled with psychotherapy and alternative treatments such as meditation and yoga, can bring about transformative changes in the lives of those suffering from depression, anxiety, and other mental conditions and life issues. Dr. Gulati graduated with Honors in Psychology from The University of Florida, received her medical degree from The University of South Alabama School of Medicine, completed a clinical postdoctoral research fellowship at Boston University School of Medicine, and completed her Psychiatry residency training at The University of North Carolina. She is currently obtaining her MBA. After residency, she worked as a psychiatric hospitalist at Trident Medical Center in Charleston and has also worked in private practice. Most recently she served as Chief Medical Officer for an 80-bed psychiatric hospital, Coral Shores Behavioral Hospital in Stuart, FL. In addition to general adult psychiatry, Dr. Gulati received extensive training in one of the nation's largest women's mood disorder programs at The University of North Carolina Chapel Hill and enjoys treating peripartum and postpartum mood and anxiety disorders. She is also well trained in addiction medicine and received additional training in buprenorphine use for opioid addiction.

Dr. Duy Tran is a board-certified adult psychiatrist. He received his medical doctorate degree from the University of Texas Southwestern Medical School and completed his residency training in general psychiatry at the University of Michigan. Dr. Tran aims to provide mental health care that helps patients live more fulfilling lives. In his training, Dr. Tran gained extensive experience treating psychiatric disorders in diverse populations, including college students, LGBTQ+ individuals, perinatal women, veterans, and those with socioeconomic disadvantages. He has worked with experts on cases of treatment-resistant depression and provided consultations for patients considering procedural interventions, such as transcranial magnetic stimulation (TMS), electroconvulsive therapy (ECT), and ketamine infusion therapy. Although Dr. Tran's practice primarily focuses on medication management, he uses a holistic approach in developing individualized treatment plans. He typically incorporates elements of various psychotherapy modalities, including supportive, cognitive behavioral (CBT), dialectical behavioral (DBT), and insight-oriented therapy, in 30- or 45-minute follow-up visits. Occasionally, Dr. Tran may believe that more intensive therapy is needed and recommend that you bring a dedicated therapist into your care team for an optimal outcome.