Karelis Sierra-Cintron, MD

Dr. Troy Grantham is a board-certified staff psychiatrist who treats adult patients. A former engineer, Dr. Grantham has developed a passion for guiding patients along the road to recovery. He completed his undergraduate studies at The University of Texas at Austin and later completed medical school and residency in General Psychiatry at The University of Texas Medical Branch at Galveston. Dr. Grantham's practice focuses on medication management. He utilizes a systematic approach to ensure diagnoses are accurate and treatment plans are optimized to each individual patient. His approach is also holistic in nature, often incorporating therapy and lifestyle modification into the treatment plan. Dr. Grantham employs multiple therapeutic approaches in his practice depending on the needs of the patient including supportive therapy, Cognitive Behavioral Therapy (CBT), and Acceptance and Commitment Therapy (ACT). He places great emphasis on psychoeducation so that patients are aware of the nature and prognosis of their conditions as well as the treatment options available. When multiple treatment options are reasonable, Dr. Grantham takes patient preference into account, offering flexibility to the patient experience. He treats a variety of psychiatric disorders with a particular focus on mood disorders, anxiety disorders, obsessive-compulsive disorders, and trauma-related disorders.

Please note: Dr. Grantham does not prescribe long-term, daily benzodiazepine medications, however he is happy to help you taper off of these medications and transition to a safer, long-term medication regimen.

Dr. Hill is a recent graduate of the psychiatry residency program at the University of Colorado School of Medicine. During her residency, she sought out additional training in psychodynamic therapy and EMDR. She participated in the Psych Scholars track, which provided in-depth education and supervision around therapy and psychoanalytic theory. This allows her to better understand the role of both medication and therapy, to utilize, when to couple them, and what limitations they may have. She has additional interests in trauma work; women's mental health, specifically in the peripartum period; and in working with individuals facing progressive diseases or terminal diagnoses.‍

Dr. O’Mara is a board-certified geriatric and general adult psychiatrist. She is originally from Ohio where she obtained her bachelor’s degree in neuroscience and psychology from Wright State University and attended medical school at Ohio University. She completed her psychiatry residency and geriatric psychiatry fellowship through Michigan State University at Pine Rest in Grand Rapids, Michigan. She has provided psychiatric care in both inpatient and outpatient settings. She was a faculty member and Associate Program Director for Trinity Health Livonia’s psychiatry residency. In her free time, she enjoys drawing and hiking.

Dr. O’Mara eagerly treats a wide range of age groups and conditions and is passionate about patients coping with chronic medical conditions and caregivers. She also has experience with perinatal mood disorders, obsessive compulsive disorder, and PTSD. She strives to deliver evidence-based treatment tailored to her patient’s individual needs.

In addition to medication management, she incorporates brief therapy modalities into her appointments including supportive therapy, cognitive behavioral therapy, and dialectical behavioral therapy skills. She will work with you to determine if more comprehensive therapy may be needed. She also can provide practical and realistic behavioral strategies to caregivers and patients with memory changes. Dr. O’Mara prefers to meet patients where they are in a supportive, safe, and non-judgmental environment.

Dr. Molly Fels is a board-certified psychiatrist. She completed her undergraduate education at Barnard College followed by medical school at Rutgers-Robert Wood Johnson Medical School. Dr Fels then completed her psychiatry residency training at Mount Sinai Beth Israel. She has previously worked in the Mount Sinai health system in the psychiatric emergency department and inpatient psychiatric unit. Dr. Fels has an interest in treating patients with a wide variety of psychiatric disorders including depression, anxiety, ADHD, and in working with patients who have experienced trauma. She believes in addressing holistic and lifestyle factors with her patients, including nutrition and sleep, in addition to pharmacology. Dr. Fels combines medication management and supportive psychotherapy to provide well-rounded and comprehensive care to her patients and prioritizes involving patients actively in each step of their psychiatric treatment.

Dr. Adeola Mustapha is a board-certified psychiatrist with experience across outpatient, inpatient, and community mental health settings. She completed her psychiatry residency at Indiana University School of Medicine – Vincennes in July 2024 after earning her medical degree from Ross University School of Medicine. Recognized for her exceptional psychotherapy skills, Dr. Mustapha received therapy awards in both her PGY3 and PGY4 years. Her background reflects a commitment to blending strong clinical training with compassionate, patient-focused care.

Dr. Mustapha creates a warm, collaborative, and supportive environment where patients feel respected and understood. She believes in the power of psychotherapy combined with evidence-based psychiatric care, always striving to integrate both in treatment. Open communication and clear, realistic goal setting are central to her approach. She is committed to a holistic perspective that considers emotional, physical, cultural, and social well-being. With an emphasis on empowerment, Dr. Mustapha encourages patients to take an active role in their healing journey.

Dr. Mustapha begins with a comprehensive evaluation to learn each patient’s history, concerns, and goals. She develops individualized treatment plans that may integrate therapy modalities such as CBT, DBT, TF-CBT, psychoanalysis, and FETI, along with medication management when appropriate. Using a goal-oriented, step-by-step process, she tracks progress and adapts treatment as needs evolve. Through ongoing dialogue, she ensures patients feel supported, informed, and engaged throughout their care. Her aim is to foster long-term resilience and overall wellness, not just symptom relief.

Marie Thompson, PMHNP, has over a decade of experience practicing in outpatient settings. She earned her undergraduate, graduate, and post-graduate degrees from Ursuline College in Pepper Pike, Ohio. Marie is dual certified as a Family Nurse Practitioner and Psychiatric Mental Health Nurse Practitioner, allowing her to provide well-rounded, holistic care to her patients.

Marie uses a team-based approach to help patients meet their treatment goals. She is dedicated to creating a trusting, non-judgmental environment where individuals feel safe, heard, and supported. Her goal is to enhance daily functioning and improve each patient’s overall quality of life.

Marie creates individualized treatment plans to meet each patient's unique needs. She works collaboratively to develop patient-centered goals and uses a thoughtful, compassionate approach to guide treatment. Her process prioritizes open communication, shared decision-making, and long-term wellness.