Mary Phelps, DO

Dr. Fatima Ghandour is an adult psychiatrist originally from Southeast Michigan. She earned her undergraduate degree at the University of Michigan and her medical degree at Western Michigan University Homer Stryker MD School of Medicine. She completed her psychiatry residency at Authority Health in Detroit, where she was recognized as Resident of the Year in her graduating class. Dr. Ghandour has experience practicing in both outpatient and inpatient settings and has treated a wide range of conditions including depression, anxiety, ADHD, and PTSD.

Dr. Ghandour values open communication and collaboration, working closely with patients to set clear and meaningful treatment goals. She fosters a warm, supportive environment where patients feel heard, respected, and empowered to take an active role in their care. Her empathetic and patient-centered approach helps individuals feel safe sharing their unique experiences and challenges.

Dr. Ghandour begins each relationship with a thorough evaluation, taking time to understand each patient’s history, concerns, and goals. From there, she develops an individualized treatment plan that reflects the patient’s needs and preferences. She combines evidence-based strategies with ongoing dialogue to ensure treatment remains responsive and aligned with each patient’s progress and well-being.

Dr. Arballo is board-certified psychiatrist who completed medical school at Lake Erie College of Osteopathic Medicine. He received residency training at University of Texas Health - San Antonio where in addition to clinical training was appointed resident chair of the Quality Improvement and Patient Safety Committee.

Since graduation he has been a staff psychiatrist and the military unit director at Cumberland Hall Hospital providing comprehensive care to child, adolescent, adult, and geriatric patients.

Dr. Arballo provides evidence-based medication management and psychotherapy to address mental health conditions. He is a strong advocate for patient autonomy, quality improvement and psychoeducation.

Dr. Dalhy is a psychiatrist with a practical, patient-centered approach to care. She earned her Associate of Arts Degree in General Studies from Valencia College, followed by a Bachelor of Science in Biomedical Sciences from the University of Central Florida. She completed a post-baccalaureate program in Health Sciences before earning her Doctor of Osteopathic Medicine from Lake Erie College of Osteopathic Medicine (LECOM). She went on to complete four years of psychiatry residency training at Centerstone Behavioral Health Hospital and Addiction Center in Bradenton, Florida.

Dr. Dalhy has inpatient and outpatient practice experience. She is experienced in treating a wide range of conditions, including complex mood disorders, anxiety disorders, addiction medicine, primary psychotic disorders, and patients in acute crisis.

Her treatment style is straightforward and conservative. She focuses on making accurate diagnoses and creating treatment plans that are as simple and effective as possible—prioritizing the lowest effective dose and minimizing unnecessary medications. She works collaboratively with each patient to develop a treatment plan that is realistic, personalized, and sustainable. She incorporates education into her practice and believes that patients make more informed decisions when they understand their options. You can expect a straightforward and honest approach with no judgment or pressure. She always welcomes questions.

Outside of her clinical work, she values spending time with loved ones, including pets. Dr. Dalhy enjoys spending time outdoors and experiencing new adventures. She values honesty, kindness, and compassion, and she integrates those qualities into her personal life and her work with patients.

Dr. Olivia Plante is a board-eligible psychiatrist with a focus on evidence-based medicine including psychopharmacology and nutritional psychiatry in the diagnosis and treatment of a wide range of psychiatric disorders.

She is originally from New York, having completed her undergraduate degree in psychology from The City College of New York, followed by a master’s degree in medical anthropology from Binghamton University and a Doctor of Medicine degree from the University at Buffalo. She completed psychiatric residency training at the Zucker School of Medicine/Northwell Health, with experience in medication management, psychotherapy, and collaborative multidisciplinary care of adults and adolescents in the outpatient, inpatient, partial hospital and emergency settings.

Initial evaluations will involve collecting history about social circumstances; past medical, psychiatric, substance use, and family conditions; as well as current lifestyle habits such as sleep, nutrition, supplement use, level of physical activity, and stress management skills.

Treatment sessions will explore the mind-body connection and individual lifestyle factors in combination with psychoeducation for a personalized wellness approach.

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Dr. Jerry Sayers is a double board-certified psychiatrist in General Psychiatry and Consultation-Liaison Psychiatry. Dr. Sayers completed an Internal Medicine internship in Youngstown, Ohio. He then completed his residency in General Psychiatry at The Johns Hopkins Hospital followed by fellowship training in Neuropsychiatry and Behavioral Neurology at Johns Hopkins Bayview. He most recently finished his fellowship in Consultation-Liaison Psychiatry at the University of Maryland. Dr. Sayers has had the opportunity to care for a diverse group of patients with neuropsychiatric, neurological, and other general medical conditions. His work allowed him to work on a proactive, collaborative psychiatric consultation team designed to be involved early in the care of vulnerable patients with complex neuropsychiatric conditions. Dr. Sayers has experience in outpatient, inpatient, residential, and partial hospitalization programs. He works hard to tailor therapy to the needs of the individual patient by adapting techniques that have been successful across different treatment settings. His desire to ensure exceptional care is evident in his ability to relate to and understand an individual patient's needs and concerns.

Dr. Onah Uwagbai is a board-certified psychiatrist who earned her medical degree from St. George’s University School of Medicine. She completed her psychiatry residency at the University of Kansas Medical Center, where she served as Chief Resident at the Kansas City VA hospital and was recognized for Excellence in Scholarship. Most recently, she worked at the North Texas VA Healthcare System, caring for individuals with treatment-resistant depression and complex psychiatric needs.

Dr. Uwagbai has a passion for supporting individuals with mood disorders, anxiety, trauma, and women’s mental health. She believes healing is best achieved through compassion, collaboration, and respect. Patients can expect a warm, supportive environment where they feel heard and understood, with treatment tailored to their unique history and goals.

Dr. Uwagbai begins with a comprehensive evaluation to understand each patient’s needs and then develops an individualized treatment plan. She draws on evidence-based practices, including expertise in complex cases, and may incorporate both therapy and medication management. Her goal is to empower patients to take an active role in their care while fostering resilience, stability, and long-term wellness.