Jency Sachidanandam, MD

Dr. Cyndia Choi has been board certified in psychiatry since 1991. She has 30 years of experience treating a diverse population of cultures, LGBTQ issues, and different age groups from young adults to seniors. After attending Johns Hopkins University in Baltimore for her bachelor's degree, Dr. Choi received her medical degree from The University of Medicine and Dentistry of New Jersey at Rutgers Medical School. She went on to complete a general medical internship at Hahnemann University Hospital in Philadelphia and then her Psychiatric residency at the University of Pennsylvania .Dr. Choi has treated patients who have had a broad spectrum of diagnoses including major depressive disorder, post-traumatic stress, bipolar disorder, OCD, panic and anxiety, and addiction. Although the majority of her work has been in outpatient care, Dr. Choi has worked in emergency settings, inpatient units, and as a consultation-liaison to medical units. She has also enjoyed the honor of working with US military veterans. Dr. Choi's specialty is medication management, however, she believes that a therapeutic relationship is crucial to treatment. Dr. Choi values the privilege of getting to know each patient personally to develop a patient-centered plan of care.‍Typical follow-up appointments with Dr. Choi are 30 minutes in length to check on medication effects and for supportive therapy. If she believes that you may benefit from more in-depth therapy, she may recommend adding a therapist to your treatment team. Dr. Choi also believes in a holistic approach toward helping you achieve a healthy and fulfilling quality of life.

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.

Dr. Caleb Cheatham is a board-certified psychiatrist who completed his undergraduate studies at Stetson University in DeLand, FL, before earning his medical degree and completing his psychiatry residency at the University of Tennessee Health Science Center in Memphis, TN. He brings a strong foundation in psychopharmacology and a deep commitment to person-centered care.

Dr. Cheatham takes an open, nonjudgmental approach and strives to create a safe space for patients to share vulnerably. He believes in leading with compassion and listening as a core tool for understanding. His treatment philosophy is integrative—combining thoughtful medication management with supportive, individualized therapy—and he encourages patients to consider the role of lifestyle factors like sleep, nutrition, and exercise.

Dr. Cheatham begins with a conversational consultation focused on understanding each patient’s story and needs. Together, they co-create a personalized treatment plan grounded in the patient’s values. He emphasizes clear communication and routinely revisits treatment goals to ensure alignment, progress, and ongoing support.

Dr. Hussain is known for his compassionate, thoughtful approach to psychiatry and his commitment to helping patients feel genuinely seen and supported. He takes pride in getting to know each person as a whole—beyond just symptoms or diagnoses—and works to build on that from the very first session. Originally from New York, Dr. Hussain completed his undergraduate studies at the University of Buffalo, earned his medical degree from St. George’s University, and completed residency training at Northwell Health in New York and Connecticut.

Dr. Hussain treats a wide range of mental health conditions including depression, anxiety, ADHD, PTSD, OCD, bipolar and psychotic disorders. His approach is collaborative and patient-centered, with a strong focus on shared decision-making. Treatment often includes medication management and therapy techniques like cognitive behavioral therapy and motivational interviewing. Sessions are always a judgment-free space where patients feel safe, respected, and empowered.

During an initial visit, Dr. Hussain conducts a thoughtful and collaborative assessment focused on understanding a patient’s symptoms, experiences, and treatment goals. From there, he works closely with each person to develop a personalized plan, including medication options and other therapeutic strategies. His goal is to create a safe, respectful space where patients feel heard, empowered, and supported throughout their care.

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Dr. Zhou is a board-certified psychiatrist who has more than 4 years of experience practicing in various clinical settings with an emphasis on mental health care in outpatient settings. She practices a holistic approach to developing an individualized plan to work toward a patient's goals. Dr. Zhou is experienced in treating depression, bipolar spectrum disorders, obsessive-compulsive disorders, post-traumatic stress disorder, generalized anxiety, and other related psychiatric disorders. Dr. Zhou received her medical degree from Texas Tech University Health Sciences Center School of Medicine and completed her adult psychiatry residency training at LSU Health Shreveport. Dr. Zhou's background and experiences have broadened her understanding of cultural stigmas and the relationship it plays in psychiatric care. She incorporates a multitude of treatment modalities such as supportive therapy, cognitive behavioral therapy, and mindfulness practices as an adjunct to pharmacotherapy. Dr. Zhou recognizes the value of a multifaceted approach to wellbeing and may recommend treatment modalities that are complementary to medication management.

Dr. Gamberino is a board certified adult psychiatrist who has been in practice for over 25 years. He has always been fascinated by how the brain works, especially in the setting of stress, anxiety, and trauma. He completed his training at the Pennsylvania State University College of Medicine MD/PhD program and earned his PhD in Neuroscience. He subsequently completed a Residency in Adult Psychiatry including an Anxiety Disorder Research Fellowship at the University of Florida. Dr. Gamberino had a private practice for over 10 years with a focus on providing psychotherapy integrated with pharmacological management. He worked for 25 years with adult and geriatric Veterans at Department of Veterans Affairs with focus on treating PTSD, as well as a full range of anxiety and mood disorders including 7 years of providing care through telehealth treatment. Dr. Gamberino also has 10 years of experience working with adolescents in the juvenile justice system.

Dr. Gamberino is experienced and comfortable treating a wide variety of psychiatric conditions including PTSD, mood disorders such as major depression and bipolar disorder, and all anxiety disorders such as generalized anxiety disorder, social phobia, panic disorder, and OCD. He enjoys sharing knowledge with patients to help them better understand the origins of their symptoms and a range of strategies to manage them.

Dr. Gamberino utilizes a non-paternalistic approach respecting the autonomy of his patients while helping them gain insight into their presenting problems utilizing a collaborative shared decision making approach to help reduce symptoms and optimize functioning. His practice combines evidence-based medication management with psychotherapy utilizing elements of supportive, cognitive behavior, and insight-oriented therapy. Dr. Gamberino utilizes a patient, caring approach, meeting patients where they are to empower them with making changes that lead toward improvement and optimization of their wellness.