Sarah Mennella, MD

Melissa Sims, MSN, APRN, PMHNP-BC, is a board-certified psychiatric mental health nurse practitioner who is passionate about delivering high-quality, compassionate, and comprehensive mental health care. She earned her Master of Science in Nursing from the University of Alabama at Birmingham in 2022 and has since worked in both community mental health and correctional settings.

Melissa takes a collaborative approach to care, working closely with other mental health professionals, medical providers, families, and relevant support systems to ensure well-rounded treatment. She emphasizes a patient-centered, individualized approach, combining medication management with psychotherapy to meet each person’s unique needs.

Patients working with Melissa can expect a thorough evaluation, accurate diagnosis, and a personalized treatment plan tailored to their mental health goals. One of her core priorities is to empower individuals to make informed decisions about their care by providing education grounded in research, evidence-based practices, and clinical experience.

‍

Elizabeth Shaffer, MD, is an accomplished psychiatrist specializing in child and adolescent psychiatry. She earned her M.D. degree from St. George's University School of Medicine and holds a Bachelor of Science in Child Development from Appalachian State University where she graduated summa cum laude. Dr. Shaffer's passion for working with children and families developed during her involvement in a pre-K Head Start Program in Rural North Carolina. She completed her General Psychiatry Residency and Child & Adolescent Psychiatry Fellowship at Jerry M. Wallace School of Osteopathic Medicine at Campbell University. Dr. Shaffer obtained ABPN Board Certification in General Psychiatry in 2023 and is working towards Board Certification in Child & Adolescent Psychiatry. Dr. Shaffer has received honors and awards for her contributions to psychiatry, including the Laughlin fellowship through The American College of Psychiatrists and Resident of the Year at Cape Fear Valley Health System in 2022.Her areas of interest focus on neurodevelopmental disorders such as ADHD, Autism, and Intellectual Delay. Dr. Shaffer is affiliated with professional organizations like AACAP and APA, demonstrating her commitment to professional development. Dr. Shaffer is dedicated to promoting mental health awareness and family and patient psychoeducation. Dr. Shaffer emphasizes a joint decision-making approach to treatment options and utilizes local resources to provide wrap-around support. Dr. Shaffer is a respected psychiatrist known for her excellence, compassion, and innovative approach to mental health care. Her extensive education, accolades, research contributions, professional affiliations, and community involvement reflect her commitment to making a positive impact in her patients' lives and the broader community.

Margaret Ngumi, MSN, APRN, FNP-C, PMHNP-BC, is a dual board-certified Psychiatric Mental Health and Family Nurse Practitioner with over 20 years of experience in healthcare. She began her career as a Family Nurse Practitioner and later pursued a post-master’s certification in psychiatry to address the growing need for accessible mental health services. Margaret has extensive experience in both inpatient and outpatient settings, treating conditions such as depression, anxiety, PTSD, mood disorders, and substance use disorders.

She takes a collaborative, patient-centered approach to care, creating a safe and supportive environment where individuals feel heard and empowered. With a strong emphasis on holistic care, Margaret considers all aspects of a patient’s well-being—including lifestyle, relationships, and overall health. Whether through medication management, therapy, or lifestyle modifications, she is committed to helping patients achieve meaningful and lasting improvements in their mental health.

Margaret begins with a comprehensive psychiatric evaluation to understand each patient’s history, concerns, and goals. She then works closely with them to develop a personalized care plan that may include medication, therapy, and evidence-based lifestyle interventions. She prioritizes open communication, patient education, and ongoing collaboration to ensure treatment remains effective and evolves with each patient’s needs. Through her compassionate and evidence-based approach, Margaret is dedicated to helping individuals find balance and improve their overall quality of life.

‍

Dr. Carolyn Benson has 21 years of experience in treating adults, adolescents, and children. After graduating medical school at Brody School of Medicine in Greenville, North Carolina, she moved to Rochester, NY to complete her residency and fellowship at University of Rochester School of Medicine. Her focus over the last ten years has been on working with young adults, children/adolescents, and their families. Her expertise covers a wide array of therapeutic modalities and mental health diagnoses. The primary focus of her sessions is to provide medication management with education on treatment options. She will provide therapy models that are appropriate within that 20�30 minute medication session. If longer therapy time frames are indicated, she will discuss the need to add a therapist to your treatment team to achieve optimal care. Her successful treatment outcomes are based on experience, staying current on psychiatric treatments, and having open communication with patients and families of children/adolescents so they can choose the most effective treatments. Prior to medical school, she worked in both marine and biochemical research venues and was coauthor in several research papers. She has an avid interest in the emerging field of neuroscience and frequently gives talks to colleagues and students on current research topics. Her primary objectives in her work are to help patients achieve success in both treatment and life goals and to always take time to truly listen to her patients.

Dr. Thomas O’Brien holds a Bachelor of Science degree from the University of Wisconsin–Madison and earned his medical degree from Midwestern University Chicago College of Osteopathic Medicine. He completed his psychiatry residency at Loyola University Medical Center. Dr. O’Brien has experience practicing across outpatient, PHP, IOP, and inpatient settings.

He strives to create a supportive environment where patients feel heard, respected, and understood. His approach emphasizes a holistic, whole-person method to healing, guided by the patient’s own goals and values. Dr. O’Brien integrates psychotherapy with medication management, drawing on his background in psychodynamic psychopharmacology and acceptance and commitment therapy.

Dr. O’Brien focuses on understanding each patient as a whole to create individualized treatment plans. This begins with a comprehensive history during the initial session to identify biopsychosocial factors. Treatment is then tailored to align with the patient’s unique goals and values, promoting meaningful progress.

Dr. Vina Mehta is double-boarded in adult psychiatry and child & adolescent psychiatry. With over 30 years of experience, she has provided compassionate care across inpatient, residential, and outpatient settings. She is committed to supporting patients with a wide range of psychiatric conditions, including PTSD, depression, bipolar disorder, anxiety, OCD, and ADHD.

Dr. Mehta works collaboratively with her patients, creating a supportive environment that emphasizes understanding and shared decision-making. She values open communication and tailors treatment approaches to align with each patient’s unique goals and needs.

Her approach combines psychotherapy—including cognitive, behavioral, and supportive techniques—with thoughtful medication management. Dr. Mehta establishes individualized treatment plans, focusing on strategies that promote long-term wellness and resilience.