Joseph G. Pressey MD

Maria Obermeyer, MSN, APRN, CNP, is a family nurse practitioner specializing in colorectal surgery at Cincinnati Children's. She is passionate about providing comprehensive care for children with colorectal and pelvic floor disorders. Maria's approach is centered on understanding each child's unique needs and working closely with families to develop effective treatment plans. Her clinical focus includes managing conditions such as Hirschsprung disease, anorectal malformations, and functional constipation. Outside of work, Maria enjoys running, hiking, and spending time with her family and dog, Olive.

Juan Pablo Gurria, MD, MSc, is a pediatric surgeon at Cincinnati Children's, specializing in surgical critical care, trauma, and ECMO. He has expertise in neuroblastoma tumors, pancreatic surgery, and congenital hyperinsulinism. Dr. Gurria is committed to guiding families through their treatment journey, ensuring the best possible outcomes for his young patients.

Gretchen A. Mueller, PT, DPT, is a skilled physical therapist at Cincinnati Children's, specializing in pediatric physical therapy. She focuses on helping children with physical disabilities and injuries improve their mobility and function through personalized therapy plans. Gretchen is dedicated to supporting her patients' physical development and enhancing their quality of life.