Browse by Medical Category
Accepting New Patients
Dr. Masiakos is a pediatric and neonatal general surgeon who is an internationally recognized pediatric trauma surgeon and injury prevention specialist. He is a current member of the American College of Surgeons Committee on Trauma.
Go To Programs
Go To Programs
MassGeneral Hospital for Children
Go To Specialties
Go To Specialties
Note: This provider may accept more insurance plans than shown; please call the practice to find out if your plan is accepted.
Peter T. Masiakos, MS, MD, FACS, FAAP is a Pediatric General and Thoracic Surgeon at MGH and Associate Professor at Harvard Medical School. He was trained at the Boston City Hospital and Hospital for Sick Children (Toronto), where he developed a clinical interest in pediatric trauma care and injury prevention. He is the director of the pediatric trauma surgery service at MGH and has become a vocal injury prevention advocate. He has broad interest in clinical surgery with a focus on general pediatric surgery (pediatric hernia repair, hydrocele repair, repair of undescended testicles, and umbilical hernia repair), esophageal anomalies, pectus excavatum and pectus carinatum repair, thyroid surgery and pilonidal disease.
Dr. Masiakos has been involved in successfully educating the Massachusetts legislature and the US Congress on the inherent risks that that certain products pose to children and has testified both at the Massachusetts state house and at the consumer product safety commission on the need for new legislation which would prohibit the use of ATVs within specific age groups. He has aided in the development and passage of several forward thinking injury prevention laws and continues to work alongside Massachusetts State Legislators and the Congress on several other comprehensive injury prevention laws including junior operator laws, safe driving laws and child restraint laws.
View my most recent publications at PubMed
Research at the MGH is interwoven throughout more than 30 departments, centers and units and is conducted with the support and guidance of the MGH Research Institute. The Research Roundup is a monthly series highlighting studies, news and events.
A study by investigators from Massachusetts General Hospital and Newton-Wellesley Hospital found that patients prescribed opioid medications after inguinal hernia surgery used significantly fewer tablets than prescribed.
In 2006, Peter T. Masiakos, MD, saw firsthand the devastating effects that all-terrain vehicle (ATV) accidents can have on young children. This November, Masiakos traveled to Australia to present lessons learned since enacting a state law that has dramatically decreased the number of ATV accident-related injuries and deaths in children throughout Massachusetts.
Quality and cost are two of the most important drivers of innovation in health care today. At the MGH, the Bowditch Prize is awarded annually to individuals or groups who are able to achieve substantial improvement in both of these areas.
MGH Hotline 11.12.10 On Oct. 21, members of the MGH and MassGeneral Hospital for Children (MGHfC) gathered with state legislators and advocates to commemorate the passage of three Massachusetts child-safety laws.
MGH Hotline 08.06.10 The caregivers at the MGH and MassGeneral Hospital for Children (MGHfC) support the health and well-being of adults and children in many ways. Recently, several hospital caregivers and administrators went a step further in their support of the health of their communities when they played important roles advocating for several injury-prevention state laws.
At 29 weeks, Sophia O'Brien was born with multiple medical issues. But with help from her MassGeneral Hospital for Children team, she has grown into a healthy ballerina.
MGH Hotline 06.12.09 In what’s become an annual tradition, residents, fellows and staff from MassGeneral Hospital for Children (MGHfC) made a special visit to the gold-domed building down the street to advocate for legislation affecting children's health.
MGH Hotline 4.3.09 It was just another soccer tournament for 14-year-old Megan Lund, a freshman at Needham High School, as she played on a field in Florida this past fall.
New MassGeneral Hospital for Children trauma clinic helps kids recover.
Back to Top