Beatrice Desir, DO

Dr. Mott grew up in southeastern Idaho. She earned a Ph.D. in Molecular Biology from the University of California at Berkeley in 2009, and her Doctor of Medicine (MD) degree in 2014 from the University of Chicago. She completed her psychiatry residency at the University of Utah in 2018 and became board certified in Psychiatry by the American Board of Psychiatry and Neurology in 2019. Following her residency, she worked as an inpatient psychiatrist at the Huntsman Mental Health Institute in Salt Lake City, Utah and served as an assistant clinical professor in the Department of Psychiatry at the University of Utah. In 2021 she moved to Dallas, Texas to work in a residential and partial hospitalization treatment center for eating disorders. She loves to incorporate psychotherapeutic techniques and goal setting together with medication management to help patients achieve wellness and fulfillment in their lives.

Dr. Mott enjoys treating a wide variety of psychiatric conditions, including depression, anxiety, OCD, bipolar disorder, PTSD, eating disorders and substance use disorders. She believes strongly in individualized treatment that focuses on holistic, compassionate and collaborative care with patients.

She loves to incorporate psychotherapeutic techniques and goal setting together with medication management to help patients achieve wellness and fulfillment in their lives.

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Dr. Mark Varela is a board-certified psychiatrist joining Talkiatry directly out of residency. He focuses primarily on medication management, often accompanied by brief cognitive, motivational, or supportive therapy. He may request that you also meet with a therapist regularly for your benefit. Dr. Varela received his medical degree and general psychiatric residency training both from Texas Tech University Health Sciences Center in West Texas. He treats young adults and adults with a wide variety of mental health concerns, including ADHD, mood disorders, anxiety, OCD, and PTSD.

Dr. Charles Engel is a board-certified psychiatrist who earned his MD and MPH from the University of Washington in Seattle. He completed his psychiatry residency at Letterman Army Medical Center in San Francisco and a fellowship in psychosomatic medicine at the University of Washington Medical Center. He has held clinical, research, teaching, policy, and administrative roles at Walter Reed Army Medical Center, the Uniformed Services University of the Health Sciences, the Seattle VA Medical Center, and most recently served as Professor of Psychiatry and Behavioral Sciences at the University of Washington School of Medicine.

Dr. Engel specializes in caring for adults affected by stressful or traumatic experiences. He treats posttraumatic stress, depression, anxiety, substance-related concerns, and persistent physical symptoms such as chronic pain, fatigue, and memory and focus. His approach is person-centered and collaborative, focusing on meaningful improvements in symptoms, quality of life, and functioning across important life roles.

Dr. Engel begins with a careful diagnostic evaluation and works with patients to identify the changes that matter most in their lives. Treatment plans are developed collaboratively and may include thoughtful medication management and practical strategies for coping with daily challenges. Follow-up visits focus on supportive conversations, problem-solving, and small, meaningful steps that support recovery and long-term well-being.

Dr. Stephen Geisler is a board-certified adult psychiatrist and has been practicing for over 37 years. His practice focuses on medication management, and typically offers this in conjunction with supportive therapy in 30-minute follow-up visits. If Dr. Geisler feels you would benefit from working with a therapist in conjunction with medication management, he welcomes collaboration with your therapist to make for the best outcome. Dr. Geisler is a graduate of the New York University School of Medicine. He completed a fellowship in Psychoanalytic Psychotherapy at the Zucker Hillside Hospital of Northwell Health after finishing his residency training there. He is currently an Assistant Clinical Professor at the Donald and Barbara Zucker School of Medicine at Hofstra/Northwell. Over the years Dr. Geisler has received a number of awards including NAMI Exemplary Psychiatrist Award, The APA Irma Bland Certificate of Excellence in Teaching Residents, the Zucker Hillside Hospital Department of Psychiatry Recognition Award for Education, and twice received the Outstanding Teacher of the Year Award from the graduating residents' class. Dr. Geisler is a member of the American Psychiatric Association, the Nassau Suffolk District Branch of the APA and the American Society of Clinical Psychopharmacology. Through the years, Dr. Geisler has participated in many clinical research projects, has been the co-author of many papers, and has made many presentations. Dr. Geisler specializes in psychopharmacology, especially tailoring individualized treatment to serve the needs of patients with a variety of conditions. He has a lot of experience in treating patients with depression, bipolar disorder, anxiety disorders, ADHD, and OCD.

Kyla Burkey, LICSW, began her career in Outreach, supporting the Adult Mental Health population with substance use, housing, and medication management. She earned her MSW from Westfield State University and has served as a Case Manager, Assistant Program Manager, and Outpatient Clinician. Kyla has facilitated support groups for individuals 55+ and Adult Children of Alcoholics, with extensive expertise in Trauma-Focused Therapy and Crisis Management.

Kyla values a positive, respectful working relationship that fosters trust and consistency in personal growth. She uses a Person-Centered approach, meeting each individual where they are and tailoring therapy to their unique qualities. Kyla creates a safe, confidential space and focuses on building resiliency and confidence while validating experiences, challenging stuck thinking, and exploring overlooked aspects of the self that impact current struggles.

Kyla begins by understanding a client’s history, concerns, and goals, collaborating to identify attainable objectives. She ensures scheduling is clear to support consistency and offers flexible session structures based on client needs. Kyla guides clients in developing symptom management skills while fostering personal insight and growth throughout the therapeutic process.

Dr. Caleb Cheatham is a board-certified psychiatrist who completed his undergraduate studies at Stetson University in DeLand, FL, before earning his medical degree and completing his psychiatry residency at the University of Tennessee Health Science Center in Memphis, TN. He brings a strong foundation in psychopharmacology and a deep commitment to person-centered care.

Dr. Cheatham takes an open, nonjudgmental approach and strives to create a safe space for patients to share vulnerably. He believes in leading with compassion and listening as a core tool for understanding. His treatment philosophy is integrative—combining thoughtful medication management with supportive, individualized therapy—and he encourages patients to consider the role of lifestyle factors like sleep, nutrition, and exercise.

Dr. Cheatham begins with a conversational consultation focused on understanding each patient’s story and needs. Together, they co-create a personalized treatment plan grounded in the patient’s values. He emphasizes clear communication and routinely revisits treatment goals to ensure alignment, progress, and ongoing support.