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Faculty/Staff

Amanda Vaglia, DO, Program Director

Dr. Vaglia is a board-certified family medicine physician who received her medical degree at the Philadelphia College of Osteopathic Medicine in Philadelphia, PA.


Ashley McDonald, Program Coordinator


Brian Stone, DO, Assistant Program Director

Dr. Stone is a board-certified family medicine physician specializing in sports medicine and resides in Murrysville, PA. He received his bachelor's degree from the United States Military Academy at West Point, NY, and received his master's degree in engineering management from Missouri University of Science and Technology. Dr. Stone received his medical degree from Lake Erie College of Osteopathic Medicine and completed residency and fellowship with Allegheny Health Network.


Arwen Bassler, MD

Dr. Bassler is a board-certified family medicine physician who practices medicine in Clymer, PA. She received her medical degree at MCP-Hahnemann School of Medicine, Philadelphia, PA.


Julie Kang DeRosa, MD

Dr. DeRosa is a board-certified family medicine physician who practices medicine at the Mahoning Medical Center in Marion Center, PA. She takes special interest in women's health.


Allison Walton, MD

Dr. Walton is a board-certified family medicine physician who practices as a hospitalist at IRMC.


Geoffrey Pazder, MD

Dr. Pazder is an emergency medicine physician in the Bork Emergency Center at IRMC.


Yvonne Chan, MD

Dr. Chan is a critical care medicine physician who works in the ICU at IRMC.


Dan Clark, MD

Dr. Clark is a board-certified general surgeon at IRMC. He serves as the Director of Minimally Invasive and Robotic Surgery as well as the IRMC Comprehensive Breast Center.


Joseph Buzogany, MD

Dr. Buzogany is a board-certified general adult and forensic psychiatrist. He is originally from Painesville, OH and received his medical degree from the Ohio State University College of Medicine in Columbus.


Rizwan Jabir, MD

Dr. Jabir is a pediatrician who practices at the Pediatric Care Center in Indiana and at Mahoning Medical Center in Marion Center, PA.


Ameena Jabir, MD

Dr. Jabir is a pediatrician who practices at the Pediatric Care Center in Indiana and at Mahoning Medical Center in Marion Center, PA.


Patrick Shannon, DO

Dr. Shannon is a board-certified emergency medicine physician who works at IRMC at Chestnut Ridge in Blairsville, PA.


Brandon Trale, DO

Dr. Trale is an orthopedic surgeon who practices in Indiana and Johnstown, PA. He specializes in total knee and hip replacement surgeries with the utilization of IRMC's newest technology, Mako SmartRobotics.


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