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The Pediatrics - 4C Program Team

John S Maypole, MD
Principal Investigator Jack Maypole, MD, the Principal Investigator of the 4C Program, has worked with families with medically fragile children for over 15 years. Dr. Maypole appreciates that the complex problems these families face require a multidisciplinary, team approach, best done in partnership with a family, in concert with their goals and beliefs whenever possible. Dr. Maypole also enjoys writing, cartooning, and spending time with his wife and three children.
Special Interests: Pediatric complex care, children and youth with special health care needs , primary care , medical education , patient communication

Rebecca Asmussen joins the 4C team as the Project Coordinator to head procedural management and facilitate clinic flow. With over seven years of clinic experience at MSKCC in New York City, Rebecca is excited to apply her passion for patient care to ensure the best possible experience for patients and their families. Outside of work, Rebecca enjoys attending musical performances, hula hooping, and exploring her new home of Boston.

Liza Berkowitz Mazo, LICSW comes to the 4C program from the Cambridge Juvenile Court Clinic, where she evaluated and counseled court involved youth and their families. Prior to the Court Clinic, Liza spent eight years working primarily with victims of violence and trauma at Beth Israel Deaconess Medical Center. When she's not working, Liza enjoys baking, painting, and playing the piano.

Bonnie Crehan joins the 4C team as a Family Navigator. Previously, Bonnie interned in the social work department at Women and Infant’s Hospital in Providence, Rhode Island providing support to women of all ages during pregnancy/postpartum as well as assisting families on the Oncology floor and NICU. Bonnie also worked with families while interning at Child and Family Services community outreach program. Bonnie is excited to apply her knowledge gained from both experiences to the diverse population of families in the 4C clinic. She enjoys baking, reading and training her dogs in her free time.

Tiffany Gavin, MBA is the 4C Project Director with ten years of experience in healthcare ranging from corporate planning to operations leadership. She received her MBA from Duke University with a concentration in Health Sector Management and Operations. Outside of work, Tiffany is an avid runner who enjoys cooking and traveling.

Kari Hironaka, MD, MPH is a Developmental and Behavioral Pediatrician at Boston Medical Center. Dr. Hironaka works with children of all ages who carry a range of diagnoses such as: autism spectrum disorder, ADHD, learning disabilities, language delays, and other behavioral concerns. In addition, she works in the Growth and Nutrition Clinic where she follows children with failure to thrive. She enjoys cooking, running, and playing with her kids.

Kaitlyn McDonald, LCSW has been working with the Pediatrics Department at Boston Medical Center since obtaining her Master’s in Social Work from Boston University. Prior to joining the 4C Team, she provided support to children in the Emergency Department, as well as families on Inpatient Maternity and Pediatrics. She also has experience working with adolescents and children residing in family shelters. Outside of work, Kaitlyn enjoys painting, going to the gym, and hiking.

Cristina Mansilla joins the 4C's team as the Family Navigator. Previous to joining the 4C team, she was a Research Assistant at Children's HealthWatch where she conducted bilingual interviews with caregivers of very young children in BMC’s pediatric emergency department and helped keep an up-to-date resource library with information on community-based programs. In her free time, she is a bit of a yogi.

Kathryn O’Brien, MSN, RN, CPNP-PC “Katie” is the 4C team’s Nurse Care Coordinator. In her role, she calls upon her extensive experience as a private duty nurse to help collaborate, manage, and act as the multi-disciplinary liaison for children and their families with complex medical and social needs. In her free time she enjoys traveling and visiting family in Europe.

Dana Rubin, MD, MSW is board certified in Pediatrics and Child Psychiatry. She provides primary and psychiatric care to children at DotHouse Health and Boston Medical Center. She has a special interest in working with children emotionally impacted by developmental challenges. She is interested in the interface of medical and emotional issues in children. She enjoys being outdoors, biking and hiking with her family.

Kathy Truscott, RD, LDN brings over 30 years of experience as a Registered Dietitian providing nutritional counseling in a variety of hospitals as well as in private practice. Here at Boston Medical Center, in addition to the 4C Program Kathy works in the Growth and Development Department helping children with failure to thrive and in the Neonatal Intensive Care Clinic.

Carolyn Ward MS, RN, CPNP-PC, as Nurse Care Coordinator, adds to the 4C team a passion and dedication for enhancing the lives of complex and medically fragile children. As a nurse specialized in pediatric healthcare, Carolyn blends her knowledge and many years of experience from both the Franciscan Hospital for Children and as a homecare nurse in order to comprehensively identify and coordinate the unique social and health needs of children and their families. Her favorite past times include training in aerial arts and obstacle course racing and exploring the world of food.

Jodi Wenger, MD, is a graduate of Dartmouth Medical School who completed her pediatric residency at Boston Medical Center. She spent several years on the Navajo Reservation in northeastern Arizona before transitioning back to Dartmouth Hitchcock Medical Center in Lebanon, NH. She has always had an interest in children with special health care needs. She was the general pediatrician at the multidisciplinary spina bifida clinic at Dartmouth Hitchcock and cared for children with neurologic challenges while on the Navajo Reservation.

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