Areas of Interest
Dr. McCallister provides a full spectrum of care to children and young adults at Kennebec Pediatrics. He has specialized in pediatrics for more than 40 years, including more than 30 years specializing in diagnosing and treating childhood cancer. A member of MaineGeneral Medical Center's active staff, Dr. McCallister established his practice locally in 2009.
- Indiana University School of Medicine, Bloomington, IN, Medical School
- St. Joseph's Hospital, Phoenix, AZ, Pediatrics
- St. Joseph's Hospital, Phoenix, AZ, Pediatric Hematology & Oncology
- American Board of Pediatrics, Pediatrics
- American Board of Pediatrics, Pediatric Hematology