Amanda Kerr, DO

Dr. Pressley Warrick is a double board-certified psychiatrist specializing in general psychiatry and child and adolescent psychiatry. Dr. Warrick currently practices full-time, offering comprehensive psychiatric care to children, adolescents, and adults. She previously established and led a Behavioral Health Clinic integrated within a Family Medicine Practice. Prior to this role, Dr. Warrick provided dedicated psychiatric care at a private psychiatry practice for over a decade.

Dr. Warrick earned her medical degree from the Medical University of South Carolina, completed residency training at Baylor College of Medicine's Menninger Department of Psychiatry and Behavioral Sciences, and pursued additional specialization through a Child and Adolescent Psychiatry fellowship at Palmetto Health/USC School of Medicine.

Known for a collaborative and holistic treatment approach, Dr. Warrick emphasizes individualized care and evidence-based practices to support patients’ mental wellness. Her professional excellence has earned recognition as Sumter’s Best Psychiatrist for consecutive years.

Dr. Warrick’s preferred treatment modalities include medication management, psychodynamic psychotherapy, and supportive psychotherapy. She specializes in treating depression, anxiety, ADHD, autism, OCD, bipolar disorder, and PTSD. Her typical approach for new patients involves taking a detailed patient history, establishing rapport, and setting clear treatment goals in partnership with her patients.

Rebecca Kostopoulos, PMHNP, is a board-certified psychiatric nurse practitioner committed to helping individuals facing mental health challenges lead full and balanced lives.

Her practice primarily focuses on medication management, often combined with supportive or emotionally focused therapy during 30-minute follow-up visits. When appropriate, Rebecca may recommend involving an additional therapist to ensure the most effective and comprehensive care.

She earned her Master of Science in Nursing with a specialization in psychiatry from Columbia University and her Bachelor of Science in Nursing from Boston College. Her training includes psychiatric diagnosis, medication management, and both psychodynamic and cognitive-behavioral therapies.

With over a decade of experience, Rebecca has evaluated and treated adults in a variety of clinical settings. Her previous roles include working at Elmhurst Hospital’s Comprehensive Psychiatric Emergency Program, Gracie Square Hospital’s inpatient unit, as well as in community health centers and skilled nursing facilities.

As a nurse practitioner, Rebecca believes that mental health is just as vital as physical health. She values the therapeutic relationship and approaches treatment with empathy and collaboration, ensuring that each patient receives personalized and compassionate care.

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Dr. Robert Dugger is a board-certified psychiatrist in General Psychiatry and Child & Adolescent Psychiatry. Born and raised in Miami to a Virginian father and Cuban mother, he is bilingual in English and Spanish. He earned a B.A. in Biology and Political Science from the University of Miami, a Master of Public Health in Health Policy from New York Medical College, and his M.D. from Stony Brook University School of Medicine. He completed residency and fellowship training in New York through the Northwell Health System and BronxCare Health System, where he served as Chief Fellow in Child Psychiatry. He has also worked as a researcher at institutions including Columbia University. Outside of work, he enjoys gaming, sci-fi fantasy, Brazilian Jiu-Jitsu, hiking, sailing, and sportfishing.

Dr. Dugger strives to create a supportive and respectful environment where patients feel genuinely heard and understood. He values careful listening, curiosity, and follow-through, and takes a practical, individualized approach to care. Rather than relying on one-size-fits-all solutions, he collaborates with patients to clarify goals, track progress, and focus on changes that meaningfully improve daily life.

Dr. Dugger begins by developing a thorough understanding of each patient’s history, current concerns, strengths, and goals. Early visits focus on understanding context—what is happening now, what has been tried, and what the patient hopes to change. Treatment plans are developed collaboratively and adjusted over time, with follow-up visits emphasizing steady, sustainable improvement through integrated and comprehensive care.

Erin Snider, PMHNP, brings more than seven years of experience as an Advanced Practice Registered Nurse at Lindner Center of HOPE, a full-service psychiatric facility affiliated with the University of Cincinnati and Cincinnati Children’s Hospital. Her work has spanned the full spectrum of psychiatric care, including inpatient crisis intervention, partial hospitalization, and outpatient services. She holds a bachelor’s degree in psychology from the University of Kentucky and both a BSN and MSN from Wright State University. Erin also recently earned a Mindfulness and Yoga-Studies Certificate from the University of Cincinnati.

Erin prioritizes building a strong therapeutic relationship and values open communication to create a supportive environment for healing. She views psychiatry as a holistic practice, integrating evidence-based approaches that address mental, emotional, physical, and spiritual well-being. Patients working with Erin can expect compassion, respect, and a collaborative partnership in their care.

Erin begins each appointment with open conversation to better understand each individual’s story and experiences. She works with patients to identify their concerns, explore barriers to growth, and highlight strengths. Together, she collaborates on a treatment plan that aligns with the patient’s personal goals, ensuring care is both personalized and empowering.

Dr. Paul has worked in outpatient private practice psychiatry for nearly 20 years. Throughout her career, she has combined medication management with talk therapy, to provide comprehensive care tailored to each patient's needs. Dr. Paul received her MD from The University of Iowa. She completed an intern year in Obstetrics and Gynecology at The University of Illinois, Chicago, and went on to psychiatry residency at Lutheran General Hospital in Park Ridge, IL. Dr. Janeen Paul is board certified in Adult Psychiatry. She specializes in Women's Issues, including pregnancy, postpartum and menopause, and has extensive experience treating depression, bipolar disorder and anxiety disorders, including OCD and PTSD. The mind/body connection is at the forefront of her care, with attention paid to diet and exercise as well as breathing and meditation. She often collaborates with primary care physicians and therapists to provide a team approach to treatment. She treats patients over age 18.‍

Dr. Kimberly Ford completed her psychiatry residency training at Harvard University in Boston, Massachusetts. She has enjoyed treating patients for over 25 years in a variety of settings such as inpatient, outpatient mental health clinics, emergency room, and multidisciplinary clinics. She is talented in her ability to connect, understand, and empathize with her patients.‍She has expertise in treating patients with mood disorders, anxiety, PTSD, and incorporates psychopharmacology when needed, psychodynamic and supportive psychotherapy. She wholeheartedly believes that treating her patients holistically is of high importance, with a focus on their physical, emotional, mental, and spiritual well-being.