Our Providers

Dr. McMillan graduated from Brown University, the University of Pennsylvania School of Medicine and the residency program of the Children’s Hospital of Philadelphia. Dr. McMillan joined East Greenwich Pediatrics in the summer of 2003. Board Certified and a fellow of the American Academy of Pediatrics, she has particular interest in behavioral health and has been involved with PediPRN in a collaboration with Bradley Hospital to improve mental health training for pediatricians in Rhode Island. Dr. McMillan is the mother of three adult children.

Amanda received her undergraduate degree in Nutrition and Dietetics from the University of Rhode Island in 2010. She then went on to pursue her nursing degree and brings over six years of clinical nursing experience in both adult critical care and pediatric emergency medicine. Amanda completed her master’s degree and advanced practitioner training at Regis College prior to joining East Greenwich Pediatrics in 2020. Amanda utilizes both her advanced nursing and nutrition background in providing preventative and acute care to the pediatric population. Amanda welcomed her first child in 2022.

Dr. Pogacar is a graduate of Tufts University and the Boston University School of Medicine. After completing his pediatric residency at the Yale-New Haven Children’s Hospital, he was in practice for five years at naval bases in Quantico, VA and Groton, CT. Dr. Pogacar joined East Greenwich Pediatrics in 2005. Dr. Pogacar serves on the Executive Board for the Rhode Island Chapter of the American Academy of Pediatrics, is the Chair of the Chapter’s Pediatric Council and Pediatric Director for Rhode Island Primary Care. Board certified and a fellow of the American Academy of Pediatrics, Dr. Pogacar is the father of two sons and a daughter.

Dr. Tirpaeck grew up in Rhode Island and is excited to have moved back home and to join the group at East Greenwich Pediatrics. She is a graduate of the University of Rhode Island and the University of New England College of Osteopathic Medicine. She completed her residency at Baystate and is board certified in Pediatrics and a fellow of the American Academy of Pediatrics. She worked as a general pediatrician in Longmeadow Massachusetts for 3 years and has an interest in newborns and breastfeeding. She is the mother of 2 sons and a daughter.

Dr. Pelletier graduated from the University of Rhode Island, the University of Toledo and Geisinger Medical Center’s residency program. She completed her postdoctoral fellowship in pediatric behavioral pain management at Children’s National Medical Center. Dr. Pelletier was a pediatric psychologist, integrated into medical specialty clinics, at Hasbro Children’s Hospital for 7 years prior to joining East Greenwich Pediatrics in 2022. She maintains clinical faculty appointments in the departments of Pediatrics and Child and Adolescent Psychiatry at the Warren Alpert Medical School of Brown University where she continues to teach residents and fellows. Dr. Pelletier specializes in addressing the interplay between physical and emotional symptoms that impact functioning and quality of life. Additionally, she has a particular interest in educating and supporting parents/caregivers who are navigating issues pertaining to their child’s mental health and development.