Dr. Greg Sharp, Chief Medical Officer

Greg Sharp, M.D., Chief Medical OfficerGreg Sharp, M.D., serves as chief medical officer for Arkansas Children's Hospital. Sharp graduated medical school from the University of Arkansas for Medical Sciences (UAMS). He completed his residency in pediatrics at UAMS and ACH, followed by a residency/fellowship in child neurology at Mayo Clinic in Rochester, Minnesota with specialized training in clinical neurophysiology.

Sharp is board certified by the American Board of Pediatrics and by the American Board of Psychiatry and Neurology with Special Competence in Child Neurology, and Added Qualification in Clinical Neurophysiology and Epilepsy.

He currently serves as Chief of Child Neurology and holds the John H. Bornhofen, M.D. Endowed Chair in Child Neurology. He is professor of pediatrics and neurology at UAMS and ACH, and serves as the co-medical director of the Neuroscience Center, Neuroscience Inpatient Unit and Neurofibromatosis Clinic.


Trisha Montague, Interim Chief Nursing Officer

Trisha Montague, MSN, RN, NEA-BC, Senior Vice President and Administrator - Arkansas Children's NorthwestTrisha Montague, MSN, RN, NEA-BC, serves as the interim chief nursing officer for Arkansas Children’s. Montague has more than 40 years of experience in executive leadership in patient care delivery and pediatric critical care nursing practice. She served as the inaugural Chief Administrator of Arkansas Children’s Northwest from 2015-2020 and was the Interim Chief Operating Officer of Arkansas Children’s in 2021. Her career has been dedicated to the care of sick children and families and she has been privileged to work with a variety of children’s hospitals across the United States. Her previous experience includes building new spaces and programs for children’s hospitals in New Jersey and Texas.

Montague earned a Bachelor of Science degree in nursing from Loretto Heights College in Denver where she started her career at Colorado Children’s Hospital. She continued her formal nursing education with a Master of Science degree in nursing administration from the University of Colorado Health Sciences Center.

Amy Fallon, Senior Vice President of Operations

Amy Fallon, PhDIn her role, Amy has operational responsibility and accountability for all clinical support services, facilities and patient experience departments at Arkansas Children’s Hospital. She provides strategic system oversight to environmental health and safety; planning, design and construction; and facilities operations.  

During her tenure at Children's, Amy helped lead building and expansion projects across the state, including the expansion of the ACH Jonesboro Clinic, and the construction of Arkansas Children’s Northwest, the ACH Southwest Little Rock Clinic, and most recently, the ACH Pine Bluff Clinic In Association with Jefferson Regional.