Lori Peppers, MD

Dr. Corey Greenwald is a board-certified psychiatrist with years of experience treating patients in both acute inpatient psychiatric emergencies and outpatient medication and psychotherapy settings. He earned his medical degree from Brown University, completed his internship in the Columbia system, and pursued residency training at Mount Sinai Medical Center in New York City. Dr. Greenwald has practiced in academic, urban, suburban, and rural environments, which has given him broad perspective and adaptability in caring for diverse patient populations.

Dr. Greenwald emphasizes psychoeducation as a core part of care, ensuring patients are active participants in understanding and managing their mental health. He brings a deep interest in transcultural issues and in how social media and news cycles impact emotional well-being. Having witnessed the effects of mental illness within his own family, Dr. Greenwald approaches his work with empathy, insight, and a strong commitment to helping patients feel supported throughout their journey.

Dr. Greenwald works collaboratively with patients to define or clarify concrete treatment goals by the end of the initial appointment. He maintains a low threshold for revisiting and adjusting treatment plans if progress feels unsatisfactory, ensuring care remains flexible and effective. His informal, eclectic interpersonal style allows him to tailor his approach to each individual, fostering trust and partnership in the therapeutic process.

Dr. Tiffany Abtahi is board certified in adult psychiatry and has been in practice for over 6 years. She completed her residency at Icahn School of Medicine, Elmhurst Hospital Center program where she served as Chief Resident in her final year. After completing her residency training, Dr Abtahi worked as a staff psychiatrist in the VA Medical Center focusing on PTSD, depression, and anxiety. Dr. Abtahi has held an academic appointment at the University of UT Southwestern medical school and has spent her professional career supervising/teaching medical students and psychiatry residents. Dr. Abtahi's practice focuses on medication management and providing psychoeducation to her patients. However, if indicated, Dr. Abtahi may believe that additional therapy is also needed and ask that you bring a therapist into your care team to provide the best outcome. Dr. Abtahi has experience treating a large variety of mental health conditions across a variety of populations. She strongly believes in tailoring treatments through a holistic and patient-centered approach based on individual and multi-faceted histories. Dr. Abtahi looks forward to working with you.

Dr. Lee is a board-certified psychiatrist who specializes in adult psychiatry and minority mental health. He is a graduate of Morehouse College and later received his medical degree from Meharry Medical College in Nashville, TN. After graduating from Meharry, he completed his psychiatry residency at the University of South Carolina/ Palmetto Health in Columbia, SC and a forensic psychiatry fellowship at Tulane University. After completing his training, he entered private practice in Rock Hill, SC and served the community for 11+ years. During that time, he also served as Staff Psychiatrist at Winthrop University. Prior to joining Talkiatry, Dr. Lee served as an Attending Psychiatrist and Medical Director of an inpatient psychiatric unit. Throughout his professional career, he has remained passionate about educating individuals about sustaining better mental health and eradicating the stigma of mental illness. Dr. Lee brings a vast array of knowledge to Talkiatry. He has experience treating various psychiatric disorders including depression, anxiety, bipolar disorder and ADHD. His approach focuses on evidence-based medication management and incorporates supportive therapy techniques as well as psychoeducation to address the presenting issues in a compassionate and competent manner. If additional therapy is needed, Dr. Lee may recommend that a therapist is part of the treatment team.

Dr. Thistlethwaite is a board eligible adult psychiatrist and internal medicine physician. He completed his medical education at West Virginia University School of Medicine. Following completion of medical school, Dr. Thistlethwaite completed residency training at WVU/Charleston Area Medical Center with a dual specialization in internal medicine and psychiatry. Dr. Thistlethwaite's training included treatment of patients both in the inpatient and outpatient setting as well as management of patients with comorbid medical conditions. During his training Dr. Thistlethwaite became passionate about approaching patients in a holistic manner that addressed both their physical and mental health. He is especially passionate about ensuring that patients with mental health disorders are provided with appropriate general medical care as they are a marginalized and underserved group. Dr. Thistlethwaite's practice focuses on medication management for a wide array of conditions including depression, anxiety disorders, bipolar disorder, obsessive compulsive disorder, tic disorder/Tourette's, and post traumatic stress disorder. Dr. Thistlethwaite incorporates supportive psychotherapy, cognitive behavioral therapy interventions, and some psychodynamic therapy skills in his practice as well. Dr. Thistlethwaite believes in a collaborative and holistic approach to mental healthcare that incorporates the patient as well as all members of the healthcare team in every aspect of care.

Dr. Yacoub received his medical degree from Alexandria University and completed his psychiatry residency at Stony Brook University Hospital. He is double board certified in both general adult psychiatry and consultation & liaison psychiatry with over 20 years of clinical experience. After serving as chief resident, he joined Stony Brook University and became Associate Professor in clinical psychiatry. During his tenure at Stony Brook, Dr. Yacoub was director of the ECT service treating many patients with complex psychiatric disorders, which include treatment-resistant depression, severe bipolar disorders, psychotic disorders, anxiety disorders, obsessive compulsive disorder, and post traumatic stress disorder. He also served as director of the medical student psychiatry clerkship where he received numerous teaching awards like Alpha Omega Alpha and Aesculapius Award for Excellence in Medical Education. Dr. Yacoub is an excellent diagnostician with expertise in complex mood disorders, psychotic disorders, interventional psychiatry, and advanced psychopharmacology. He has multiple publications and abstracts presented. Dr. Yacoub focuses on the interconnectivity of the mind, body, and soul. His care is only exceeded by his vast medical knowledge. In addition to medication management, he is proficient in supportive and interpersonal psychotherapy. He has treated adults, geriatric patients, and diverse populations including but not limited to LGBTQ+ and veterans. He is dedicated and empathetic to all his patients.

Dr. Stuart Hedgpeth is a board-certified psychiatrist. While Dr. Hedgpeth primarily focuses on medication management, he understands that mental health often requires approaches from multiple perspectives. Psychodynamic and supportive therapies are offered on an as-needed basis in addition to medication management. New patients are provided 60 minutes for initial visits, and follow-ups are given 30 minutes. Dr. Hedgpeth graduated from the University of North Carolina School of Medicine in Chapel Hill, NC. He completed his adult psychiatry residency training at Virginia Commonwealth University Health System in Richmond, VA. Dr. Hedgpeth's training has positioned him to care for adults of all ages with a wide spectrum of mental health disorders and related conditions. In his residency he sought out additional experience working with patients undergoing treatment for HIV, patients with trauma-related disorders, and the LGBTQ+ population.