Sheryl A Stynchula, CRNP

Catherine Siegfried is a certified physician assistant (PA-C) who specializes in cardiac surgeries. She provides patients with pre-operative and post-operative consultations and care plans. Catherine is committed to patient-centered care and sees patients ages 35 to 90. She earned a Bachelor of Science degree in biology from Duquesne University in Pittsburgh, Pennsylvania, and a master’s in physician assistant studies from Alderson Broaddus University in Philippi, West Virginia. Catherine is certified by the Physician Assistant National Certifying Examination.

Rasha Abdulmassih, MD Rasha Abdulmassih, MD is an infectious disease physician with AHN Medicine Institute. She is skilled at staphylococcus infection, septic arthritis, surgical site infection, hardware infection, discitis, osteomyelitis, central nervous system infection, and HIV/AIDS. She went to medical school at Damascus University School of Medicine in Damascus, Syria. Upon completion of medical school, she did her residency at Western Michigan University School of Medicine in Kalamazoo, Michigan and her fellowship in infectious disease at AHN in Pittsburgh, Pennsylvania. Dr. Abdulmassih is certified by the American Board of Internal Medicine and the American Board of Infectious Disease. She sees patients age 21 and older.