President
Tom Gutwein, MD, FACEP
Physician Assistants
Courtney Poswinski, MD
Physician PA Director
JoAnn Beecher PA-C, BSN, CFRN
PA Director
Samaritan Flight Program
Chris Bridgewater, DO, FACEP
ED Ultrasound
Nathan Allison, MD, FACEP
John Ringquist, MD, FACEP
Fellowship Director
Tracy Rahall, MD, FACEP
Simulation Lab Director
Roderick Morrison, MD, FACEP, FAAEM
PEP Administrative Leaders
Joe Pressler, MBA, BSN, RN
Chief Operations Officer
Nick Voirol, MBA
Director of Finance
Donna Allshire, CPC, COC, CEDC
Manager, Billing, Coding & Credentialing
Medical Directors
Nathan Allison, MD, FACEP – Parkview LaGrange
Chrissy Preusz, MD – Parkview Noble
Mike Myers, MD, – Parkview Whitley
John Ringquist, MD FACEP – Parkview Huntington
Katherine Cassidy, MD – Parkview Wabash
Tyler Johnson, DO, FACEP – Parkview DeKalb
Sheila Pittenger, MD – Parkview Warsaw
Jeff Nickel, MD, FACEP – Parkview Regional Medical Center
Al Emilian, MD – Cameron Memorial Hospital
EMS Directors
Sara Brown, MD, FACEP, FAEMS
Corbett Smith, MD, FACEP
Chrissy Preusz, MD
Education
Tracy Rahall, MD, FACEP