Ryan Holley-Mallo, DNP practices emergency medicine at Sheridan Community Hospital.  Dr. Holley-Mallo obtained his Doctor of Nursing Practice from Concordia University Wisconsin and has over 16 years of experience in caring for patients in family medicine, critical care, and emergency practice environments.  Dr. Holley-Mallo is double board certified in both Family and Emergency Practice through the American Academy of Nurse Practitioners. Dr. Holley-Mallo provides expert care for patients during both urgent and critical medical emergencies in the ER.