Shelley Sellinger, MD

Dr. Bailey is a board certified psychiatrist, specializing in medication management and psychotherapy. He enjoys the opportunity to help patients better understand their diagnosis and how biological, psychological and social interventions can be applied to live a more fulfilling life.  

As a recipient of the Army Health Professions Scholarship Program, Dr. Bailey earned his medical degree from the Edward Via College of Osteopathic Medicine in Blacksburg, Virginia followed by residency at Walter Reed National Military Medical Center in Bethesda, MD.  

After completing residency, Dr. Bailey served at Brooke Army Medical Center in San Antonio, TX where he held several positions including Chief of Inpatient Behavioral Health Services. He also completed operational assignments, most notably a nine-month deployment to Iraq for which he was awarded the Meritorious Service Medal. Dr. Bailey enjoys teaching and has held academic appointments at Long School of Medicine and Uniformed Services University of the Health Sciences.

Dr. Ghulam Mujtaba earned his medical degree from the Medical College of Wisconsin in Milwaukee, WI, and completed his adult psychiatry residency at Chicago Medical School in North Chicago, IL, where he served as chief resident. He has experience in both inpatient and outpatient settings, including work at the Michael DeBakey VA Medical Center in Houston, TX, caring for diverse patient populations.

Dr. Mujtaba takes a patient-centered approach, ensuring each individual feels heard, respected, and understood. He fosters a warm and supportive environment focused on collaboration and progress. His care is centered on helping patients move toward their personal goals with clarity and confidence.

During the initial session, Dr. Mujtaba takes time to understand each patient’s history, current concerns, strengths, and goals. He then works collaboratively to develop an individualized treatment plan that aligns with the patient’s values and desired outcomes.

Dr. George Han is an adult psychiatrist who earned his undergraduate degree in Materials Science and NanoEngineering from Rice University, his medical degree from the University of Texas Southwestern Medical Center, and completed his psychiatry residency training at the University of Mississippi Medical Center. Now based in New York City, Dr. Han brings a broad geographic and cultural perspective, having previously lived in China, Canada, Illinois, California, Texas, and Mississippi.  

Drawing on these diverse experiences, Dr. Han is committed to providing culturally responsive and identity-affirming care, with a particular focus on immigrant communities, LGBTQIA+ individuals, and high-performance professionals. He uses a collaborative, narrative-informed approach that centers each patient’s lived experience and values. His integrative method helps individuals recognize emotional and behavioral patterns shaped by cultural, relational, and systemic factors.  

In clinical practice, Dr. Han combines evidence-based medication management with appropriate psychotherapy techniques and elements of executive coaching. This comprehensive approach supports patients navigating high-pressure environments, helping them achieve greater clarity, resilience, and confidence across both personal and professional domains

Dr. Luna Sanchez Rivera holds the position of Staff Psychiatrist at Talkiatry. After completing residency in 2016 at the Ponce Medical School Psychiatry Residency in Puerto Rico, she then moved to North Carolina to complete a subspecialty in Child and Adolescent Psychiatry at Duke University Health System. There, she transitioned into an assistant professor position, focused on structuring pediatric emergency psychiatric services, and helped support the consult and liaison pediatric service. Her years of experience have included working as an integrated care child psychiatrist within outpatient clinics at Duke University Health System, and she trained and worked as a staff psychiatrist at the Inpatient State Facility in North Carolina. She also served in the Dayton Children's Hospital outpatient clinics in Dayton, Ohio, the Appalachian Health System outpatient clinics in Linville, North Carolina, and more recently has been serving the Child and Adolescent inpatient population in Bangor, Maine. Dr. Sanchez Rivera has an approachable style aimed at providing a comprehensive evaluation for all age ranges and is comfortable managing various levels of diagnostic complexities. She provides supportive psychotherapy while using psychodynamic therapy skills to clarify her patient's constellation of symptoms, identify unifying themes and provide thorough psychoeducation throughout the process to drive positive outcomes. She integrates psychodynamic medication management approaches and is adept at family therapy interventions.

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.

Margaret Gorelick is a board-certified Psychiatric-Mental Health Nurse Practitioner (PMHNP-BC) through the ANCC. She earned her Master of Science in Nursing from Fairfield University and her Bachelor of Science in Nursing from Western Connecticut State University. With 10 years of psychiatric experience, she began her career at MedStar Georgetown University Hospital in neurology and neurosurgery, later transitioning to psychiatry at Yale New Haven Hospital and Stamford Hospital. She provides outpatient medication management and psychotherapy, including psychodynamic therapy and CBT, for adults 18+, and has led grief support groups.

Margaret practices with a nonjudgmental, respectful approach grounded in active listening and trust. She believes healing begins with understanding and is dedicated to supporting individuals through every stage of their mental health journey.

The first visit is a comprehensive psychiatric evaluation to review history, symptoms, and goals, forming a personalized plan. Follow-ups are 30 minutes and focus on monitoring medication response, adjusting treatment as needed, and providing ongoing therapeutic support to ensure safe, effective progress.