Costello Clinic

Louis E. Costello, M.D. is board certified in Child, Adolescent, and Adult Psychiatry and has been in practice in the DFW, North Texas area since 1996. He has been practicing in his current location in Highland Village, Texas since 2012. Dr. Costello trained at University of Texas Southwestern in Psychiatry, and he is a Fellow in the American Psychiatric Association. He is recognized for his continued dedication to excellence in clinical care and makes every effort to use the most up-to-date psychiatric assessment, medication management and treatment strategies which are conservative, compassionate, and research-based. Dr. Costello’s mission to provide the highest quality medical care to his patients, he endeavors to create a professional and calming environment at The Costello Clinic resulting in the most comprehensive and individualized psychiatric care which includes the following: evaluations, referrals to other medical and psychological caregivers, individual therapy and parent and family guidance. Dr. Costello’s goal is for each patient to become as reasonably joyful and functional as their individual strengths will allow them to be.

Patricia is a Board Certified Psychiatric Mental Health Nurse Practitioner caring for patients of all ages. She joined the team in 2018. She graduated with a Master of Science in Nursing from University of Texas at Arlington and received her Bachelor of Science in Nursing from University of California Irvine, graduating Magna Cum Laude. Prior to entering the field of psychiatry, she spent most of her nursing career working in the Neurological Intensive Care Unit, caring for patients with strokes or traumatic brain injuries, and supporting their families. Patricia enjoys spending time with her family when she is not working. She has also served as Secretary for the Psychiatric Mental Health Nurse Practitioner Association of North Texas and as an area representative for the Psychiatric Mental Health Nurse Practitioner Association of Texas.

After receiving her Bachelor of Science in Nursing from the University of Central Arkansas, Brittany worked as a pediatric cardiac intensive care nurse for over eight years at Arkansas Children’s Hospital, Children’s Medical City Dallas, and Children’s Health Dallas. While caring for critically ill children and their families, Brittany recognized the increased needs in the mental health field. It was at that point she decided to pursue her Master of Science in Nursing degree and graduated from the University of Texas at Arlington. She is now a Board Certified Psychiatric Mental Health Nurse Practitioner. Brittany’s goal is to provide holistic and compassionate care that allow patients to be fully well. In her spare time, she enjoys spending time with friends and family, being outdoors, and cheering on the Arkansas Razorbacks.

Jennifer Mitchell received her Bachelor of Science degree in psychology from the University of Oklahoma. She planned to attend graduate school and become a therapist. However, after much consideration, she decided to become a nurse and received her Bachelor of Science in Nursing (BSN) from the University of Oklahoma. She spent the next 16 years working as a bedside nurse in the cardiac and medical intensive care units. Eventually, Jennifer felt it was time to move from bedside care. While working with patients and their families during some of the most difficult times in their lives, she was reminded of her passion for mental health. She then obtained her Master of Science in Nursing from the University of Texas Arlington and is now a board certified Psychiatric Mental Health Nurse Practitioner. Jennifer aims to help her patients through both medical and non-medical approaches. She is excited about the options for Treatment Resistant Depression (TRD) which The Costello Clinic has to offer. These include Transcranial Magnetic Stimulation (TMS), Spravato, and generic nasal ketamine spray). When Jennifer is not working, she enjoys spending time with her husband Gregg and their two playful pups, Wrigley and Soldier. She enjoys traveling and loves arts and crafts.

Jessica joined our clinic in October of 2023. Previously, she worked as a Senior Phlebotomist for an Oncology office, followed by becoming a permanent substitute teacher at a local middle school. She is currently working towards earning her Emergency Medical Technician (EMT) certification and later plans to attend nursing school. Jessica finds her role here at The Costello Clinic to be extremely rewarding. She loves connecting with our patients and establishing trusting relationships with them during their TMS journey. Seeing our patients respond to the treatment and the curriculum she is teaching them while overcoming their depression is very fulfilling to her. In her spare time, Jessica loves spending time with her two young children. Her weekends consist of cheering from the sidelines of a soccer game or watching gymnastics practice. She also loves to read, travel and play music bingo!

Suzanne has served as a Certified TMS Technician and as The Costello Clinic TMS Coordinator since 2014. With a Marketing degree from Texas State University and a 25 year career in sales and marketing with four Fortune 100 Corporations, Suzanne brings a different perspective to The Costello Clinic. As the TMS Coordinator she works every day to help educate patients regarding how TMS treatment works. If patients are using insurance, she then ensures the patient’s insurer is aligned with prescribed treatment plan. Once patients are approved, Suzanne is an integral part of the healing process for our patients as she is in the treatment room with them facilitating the CBT programming we use with each TMS patient. Her contagious enthusiasm, love for life and care for our patients brings an added value to our TMS services! Suzanne loves her job, because she is able to physically watch patients become free of depression in just 36 quick treatment sessions! In her spare time Suzanne enjoys reading and organic vegetable gardening. She is a bee-keeper and also maintains several composting earth worm farms. She is very involved in her church and active in our community. Suzanne loves to travel and has attend the International Clinical TMS Society meetings in Atlanta, San Diego, New York, Vancouver, Chicago, Miami and Colorado Springs If you would like to schedule your free TMS Administrative Consult, please call Suzanne at The Costello Clinic, our number is 972.317.2082. She can be reached at extension 4.