Joshua Weasen, MD

Dr. Kristin Ratz is a Board-Certified psychiatrist who is an expert in the diagnosis, treatment, and prevention of mental, emotional and behavioral disorders. She specializes in medication management combined with supportive therapy during 30-minute follow-up sessions. Dr. Ratz recognizes that each patient is unique and believes in an environment of collaboration, in which the patient and psychiatrist work together in order to develop the best individualized treatment plan. A California local, Dr. Ratz obtained her undergraduate education at University of California, Davis, graduating magna cum laude with a degree in Human Development. She then attended medical school at Loma Linda University School of Medicine, obtaining her Medical Doctorate. Following this, she completed her adult psychiatry residency training at the distinguished University of California, Irvine. Dr. Ratz has worked in a diverse range of healthcare settings, including county and community clinics, and is very experienced in telepsychiatry. She pays close attention to not only an individual's emotional state, but also their physical, spiritual, and social well-being, in order to provide her patients with exceptional holistic care.

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. David Gomez is a board-certified psychiatrist who is bilingual and fluent in English and Spanish. He earned his Doctor of Medicine degree from Florida International University and completed a residency in Psychiatry at the University of Miami / Jackson Memorial Hospital. During his training, he worked closely with a diverse array of patients, including minority and underserved communities, military veterans, trauma survivors, medically complex individuals with HIV and cancer, geriatric patients, and individuals with severe mental illness in both outpatient and inpatient settings. He received additional training through his participation in specialty clinics focused on mood and anxiety disorders, trauma-related conditions, and geriatric / memory disorders.

Dr. Gomez specializes in providing comprehensive mental health care to diverse patient populations. He combines psychotropic medications with supportive therapy using a psychodynamic listening approach to understand his patients and achieve their treatment goals.

He believes in tailoring treatment plans to meet individual needs, fostering a collaborative environment that empowers patients in their recovery. Known for his warm demeanor and attentive listening skills, Dr. Gomez creates a safe space for patients to express themselves safely. He emphasizes the importance of a strong therapeutic alliance and integrates psychodynamic principles, mindfulness techniques, and lifestyle modifications into his practice.

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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.

Megan O’Brien is a board-certified Psychiatric Mental Health Nurse Practitioner (PMHNP) with experience in inpatient, outpatient, and emergency mental health settings. She earned her NP degree from UCSF, the top-ranked program in the country at the time. In addition to clinical work, she enjoys teaching and is passionate about training the next generation of compassionate psychiatric nurse practitioners.

Megan believes in meeting patients where they are, offering empathy, respect, and acceptance. She values open communication and sees treatment as a collaborative process. Her approach empowers patients to take the lead in their care while she supports them as a partner and guide along the way.

Megan begins by listening carefully to each patient’s story and asking relevant questions to understand their needs. Together, she and the patient build a tailored treatment plan that aligns with their goals. Her focus is on reducing mental health symptoms and helping people experience greater freedom and flexibility in their lives.

Dr. Rania Elkhatib is a board-certified general psychiatrist with extensive experience in clinical care, teaching, and research. She earned her medical degree from the University of Texas Medical Branch in Galveston and completed her psychiatry residency at UTHealth Science Center in Houston, where she later served as an Assistant Clinical Professor. During that appointment, Dr. Elkhatib was heavily involved in medical education and has developed courses in cultural psychiatry and psychiatry boot camps for medical students.

Dr. Elkhatib specializes in treating a wide range of psychiatric conditions, including Major Depressive Disorder, Anxiety Disorders, Bipolar Disorder, OCD, ADHD, and PTSD. Dr. Elkhatib focuses on evidence-based medication management but will also incorporate supportive therapy and cognitive-behavioral techniques to optimize treatment management and patient’s wellness. She is fluent in Arabic and English and has a strong interest in working with diverse patient populations.

Dr. Elkhatib has a holistic approach with focus on medication management while incorporating supportive therapy and cognitive-behavioral techniques to optimize patient wellness.