Department Chair

Gary Dunnington, M.D., is Professor and Chairman of the Department of Surgery at the Southern Illinois University School of Medicine and Director of the Breast Center at SIU. Dunnington is certified by the American Board of Surgery. gdunnington@siumed.edu

Division of Cardiothoracic Surgery > webpage

Stephen Hazelrigg, M.D., is Professor and Chairman of the Division of Cardiothoracic Surgery at the Southern Illinois University School of Medicine. Hazelrigg practices all aspects of cardiothoracic surgery (heart, lung and esophageal) and has a special interest in thoracoscopic surgery. shazelrigg@siumed.edu

Theresa Boley, RN, MSN, FNP-CS, is an Assistant Professor of surgery in the Division of Cardiothoracic Surgery at the Southern Illinois University School of Medicine. Ms. Boley is listed in multiple Who's Who publications and serves as a reviewer and consulting editor for numerous nursing journals. tboley@siumed.edu

Kenneth Saum, MD, is an Assistant Professor of cardiothoracic surgery at the Southern Illinois University School of Medicine.  He practices all aspects of cardiothoracic surgery and has a special interest in general thoracic surgery. ksaum@siumed.edu

William Stevens, M.D. is an Associate Professor of cardiothoracic surgery at Southern Illinois University School of Medicine. He practices all aspects of cardiothoracic and vascular surgery. wstevens@siumed.edu

William G. Pyle, M.D. is an Associate Professor of cardiothoracic surgery at Southern Illinois University School of Medicine. He practices all aspects of cardiothoracic and vascular surgery. Dr.Pyle earned his bachelor's degree from Southern Illinois University in 1978 and his medical degree in 1981 from SIU School of Medicine. wpyle@siumed.edu

Carl Arentzen, M.D. is an Associate Professor of cardiothoracic surgery at Southern Illinois University School of Medicine. He practices all aspects of cardiothoracic and vascular surgery. carentzen@siumed.edu

Christina Vassileva, M.D.is an Assistant Professor of Cardiothoracic Surgery at the Southern Illinois University School of Medicine.  She received her training at the Brigham and Women’s Hospital in Boston, a teaching affiliate of Harvard Medical School.  While she practices all aspects of cardiothoracic surgery, she specializes in minimally invasive valve surgery, including mitral valve repair.  In addition, she has a particular interest in the treatment of women with valvular heart disease. cvassileva@siumed.edu

Anthony L. Grasch, PA-C, has been a clinical instructor in the Division of Cardiothoracic Surgery at the Southern Illinois School of Medicine since 1993. Mr. Grasch received his bachelor's degree in Biology from Marquette University in Milwaukee, Wisc. in 1977. agrasch@siumed.edu

Tilitha Shawgo, RN, MS, is a clinical instructor and certified critical care nurse specialist in the Division of Cardiothoracic Surgery, Department of Surgery at Southern Illinois School of Medicine. tshawgo@siumed.edu

Edward Alfrey, M.D. is Professor and Chairman of the Division of Surgery at Southern Illinois University School of Medicine.   His practice includes general surgery and he has a special interest in hepatobiliary surgery, particularly regarding tumors of the liver and complex biliary reconstruction.  He also specializes in kidney/pancreas transplantation. ealfrey@siumed.edu

Sajida Ahad,M.D.Dr. Sajida Ahad, Assistant Professor of Surgery, specializes in bariatric and laparoscopic general surgery.  She received both her medical training at Aga Khan University Hospital in Karachi, Pakistan sahad@siumed.edu

Elizabeth Peralta, M.D., is an Associate Professor in the Division of General Surgery, Department of Surgery at the Southern Illinois University School of Medicine. Peralta is board certified in general surgery. She is an associate member of the American College of Surgeons and a member of the Society of Surgical Oncology. eperalta@siumed.edu

Marsha Ryan, M.D., J.D., F.A.C.S Marsha Ryan has joined the faculty as an Assistant Professor of clinical surgery for SIU School of Medicine, practicing general surgery with special interest in breast cancer. Prior to joining SIU, Dr. Ryan was in private practice in Carbondale. She is board certified in general surgery. mryan@siumed.edu

Hilary A. Sanfey, M.B., BCh., FACS Professor of Surgery and Vice Chair for Educational Affairs, specializes in kidney/pancreas transplantation.  She received both her undergraduate and medical training from Trinity College in Dublin, Ireland. Dr. Sanfey completed a fellowship in solid organ transplantation at the University of Virgina, where she was Professor of surgery prior to moving to SIU hsanfey@siumed.edu 

Richard A. Woo, Ph.D, Assistant Professor of Molecular Oncology. He will conduct research for both the Department of Surgery and the Cancer Institute. His research is focused on the molecular processes that underlie tumor development, tumor progression and tumor maintenance. rwoo@siumed.edu

Jan Rakinic, M.D., is a colorectal surgeon in the Division of General Surgery at the Southern Illinois University School of Medicine. She serves as an Associate Professor in the Department of Surgery and has research interests in colorectal cancer, sigmoid diverticular disease. jrakinic@siumed.edu

Imran Hassan, M.D., is an Assistant Professor in the Division of General Surgery at Southern Illinois University School of Medicine. He is board certified in General Surgery. ihassan@siumed.edu

Trauma/Critical Care Surgery > webpage

Dr. Bulent Cetindag, Assistant Professor of Surgery, specializes in trauma and critical care as well as general surgery.  He recently completed his residency in general surgery at Southern Illinois University School of Medicine.  Prior to that, he served a fellowship in surgical critical care at the Medical College of Wisconsin in Milwaukee. bcetindag@siumed.edu

Division of Pediatric Surgery > webpage

Division of Neurosurgery > webpage

Dr. Jeffrey W. Cozzens,Dr. Jeffrey W. Cozzens, Professor and Chair of SIU School of Medicine’s Division of Neurosurgery,  has a special interest in surgery for epilepsy, surgery of brain tumors, surgery for Parkinson’s disease and other movement disorders, and microsurgery of the spine. jcozzens@siumed.edu

José Espinosa, M.D., Associate Professor in the Department of Surgery at the Southern Illinois University School of Medicine. During his career at SIU School of Medicine, Dr.Espinosa has been awarded the J. Kiffin Penry Eagle Award for pioneering new therapies in the treatment of epilepsy. jespinosa@siumed.edu

Khaled J. Saleh, BSc, MD, MSc, FRCS(C), MHCM, is a Professor and division chair in the Division of Orthopaedics and Rehabilitation. Dr.Saleh is nationally and internationally renowned for cutting edge surgery related to adult reconstructive orthopaedic surgery and joint replacement.  This includes joint replacement and revision, minimally invasive procedures and hip resurfacing. ksaleh@siumed.edu

Per Freitag, M.D., Ph.D., is a spine surgery specialist in the Division of Orthopaedics and Rehabilitation at the Southern Illinois University School of Medicine. He serves as an Associate Professor in the Department of Surgery. pfreitag@siumed.edu

Keith Gabriel, M.D., is a pediatric orthopaedic surgeon and Associate Professor at the Southern Illinois University School of Medicine. He has clinical interests in the musculoskeletal care of children, especially spinal deformities, neurofibromatosis, and deformity corrections using external fixators.

O.B. Idusuyi, M.D., is an Associate Professor in the Division of Orthopaedics and Rehabilitation, Department of Surgery for the Southern Illinois University School of Medicine. He is an orthopaedic surgeon with special interests in the foot and ankle.

Mark McAndrew, M.D., is an orthopaedic surgeon and Professor of orthopaedic surgery at Southern Illinois University School of Medicine. His specialty is orthopaedic trauma. Dr.McAndrew is board certified in orthopaedic surgery. He is a member of the Orthopaedic Trauma Association. mmcandrew@siumed.edu

K. Anjali Singh, M.D.
Dr. Anjali Singh is an Assistant Professor in the Division of Orthopaedic Surgery at Southern Illinois University School of Medicine. She is fellowship trained in pediatric orthopaedic surgery. asingh@siumed.edu

Thomas E. Hansen, M.D., Dr. Hansen is an Assistant Professor in the Division of Orthopaedic Surgery at Southern Illinois University School of Medicine. He is fellowship trained in hand and upper extremity surgery. thansen@siumed.edu

David J.Olysav, M.D., is an Associate Professor of orthopaedic surgery with research interests in trauma and biomechanics. Dr. Olysav previously practiced in Springfield from 1980 until 1997, serving as an attending physician at both Memorial Medical Center (MMC) and St John's Hospital.

Mary Kay Reed, R.N., M.P.A., has been employed at SIU School of Medicine for 18 years, holding positions of Instructor, as well as Administrative nurse and clinical staff nurse.

Joseph Milbrandt, Ph.D

Gayle E. Woodson, MD., Is Professor and Chairman of Otolaryngology and residency program director for the Division of Otolaryngology - Head and Neck Surgery at Southern Illinois University School of Medicine. She is board certified in otolaryngology. Her specialty is treatment of the voice and voice disorders including diseases of the larynx. gwoodson@siumed.edu

K. Thomas Robbins, MD., Professor and Director of the SimmonsCooper Cancer Institute at Southern Illinois University School of Medicine. He is board certified by the American Board of Otolaryngology. His special interest is head and neck cancer. trobbins@siumed.edu

Richard M. Bass, M.D. is a Professor of clinical otolaryngology for the Division of Otolaryngology - Head and Neck Surgery at Southern Illinois University School of Medicine. He is board certified in otolaryngology. His specialty is treatment hearing and balance disorders, sinus disorders, and allergies.rbass@siumed.edu

Carol Bauer, M.D., is a Professor in the Division of Otolaryngology who specializes in chronic diseases of the ear including hearing loss, balance problems and tinnitus.
cbauer@siumed.edu

James P. Malone, M.D., is an Associate Professor in the Division of Otolaryngology - Head and Neck Surgery specializing in Head and Neck Surgery and head and neck reconstruction. He is board certified by the American Board of Otolaryngology. jmalone@siumed.edu

Leonard P. Rybak, M.D.,Ph.D, is a Professor in the Division of Otolaryngology - Head and Neck Surgery. His practice focuses on sinus disease and obstructive sleep apnea. He is certified by the American Board of Otolaryngology. lrybak@siumed.edu

Michael J.Brenner, M.D. is an Assistant Professor of Surgery, is a fellowship trained facial plastic surgeon.  He directs the new Facial Plastic & Reconstructive Surgery Program in the Division of Otolaryngology at SIU School of Medicine.  His practice focuses on cosmetic and reconstructive surgery of the face, head and neck.  mbrenner@siumed.edu

Kathleen C.M. Campbell, Ph.D. Click on name for CV

Division of Otolaryngology - Hearing and Balance Clinic > webpage

Kendra Watts, AuD, is the coordinator of Audiology Services in the Center for Hearing and Balance at the SIU School of Medicine. She is a Doctor of Audiology and is licensed and certified to practice audiology in the state of IL.. kwatts@siumed.edu

Jennifer Edmonds, AuD., is a licensed and certified audiologist at the Southern Illinois University School of Medicine Hearing and Balance Center. She received both her Bachelor and Master of Arts degrees in audiology from Illinois State University and her Doctorate degree from the University of Florida. jedmonds@siumed.edu

Kathleen Faloon, M.S, M.A, is a licensed and certified Audiologist at the Southern Illinois University School of Medicine Audiology Clinic. She graduated with a Master of Science degree in Audiology from Illinois State University and a Master of Arts degree in Gerontology from Sangamon State University. kfaloon@siumed.edu

Valerie Ray, AuD, is a licensed and certified audiologist at the Hearing and Balance Center at Southern Illinois University School of Medicine.She graduated with a Masters of Arts degree from University of Iowa and a doctorate degree from the University of Florida. vray@siumed.edu

Suzi Pokrzywinski, M.S. is a licensed and certified audiologist at the SIU School of Medicine Center for Hearing and Balance She graduated with a Master of Science degree in Audiology at Rush University. spokrzywinski@siumed.edu

Cassandra Maillet, Au.D. is a licensed and certified audiologist at SIU. She graduated with a Master of Arts degree from Ball State University and here degree from the University of Florida.

Michael Neumeister,M.D.,FRCSC, FACS, is Professor and chair of the Division of Plastic Surgery. He received his medical degree from the University of Toronto. He had previously completed a degree in physiology and pharmacology at the University of Western Ontario. plastics@siumed.edu

Elvin Zook, M.D.,is Professor of the Division of Plastic Surgery in the Department of Surgery at Southern Illinois University School of Medicine. He has authored over 100 articles, contributed to more than 40 books and has authored or co-authored five books. plastics@siumed.edu

Nicole Zook Sommer, M.D., is an Assistant Professor of plastic surgery at The Plastic Surgery Institute at Southern Illinois University School of Medicine. She is qualified to treat all aspects of plastic and reconstructive surgery. plastics@siumed.edu

Reuben A. Bueno,Jr, M.D,. is an Assistant Professor and Program Director in the Division of Plastic Surgery at Southern Illinois University School of Medicine. He is fellowship trained in pediatric plastic surgery and hand and upper extremity surgery. plastics@siumed.edu

Norma Arras, MA, OTR/L, CHT, is an occupational therapist at the Southern Illinois University School of Medicine. She received her Bachelor of Science degree in occupational therapy from Washington University in St. Louis. plastics@siumed.edu

Mary C. Burns, OTR/L, CHT, is an occupational therapist at the Southern Illinois University School of Medicine. She received her Bachelor of Arts degree in occupational therapy from the College of St. Catherine in St. Paul, Minn. plastics@siumed.edu

Wendy Gerger, OTR/L ,CHT is an occupational therapist at the Southern Illinois University School of Medicine.She received her Bachelor of Science degree in occupational therapy from the University of Wisconsin at Madison. plastics@siumed.edu

Donna C. Canavan, OTR/L, CHT, is an occupational therapist at the Southern Illinois University School of Medicine. She received her Bachelor of Science degree in occupational therapy from the University of Illinois-Chicago. plastics@siumed.edu

Kim Hodgson, M.D. is Professor and Chairman of the Division of Vascular Surgery at Southern Illinois University School of Medicine. He directs the Vascular Surgery and Endovascular Therapy fellowship training programs and is active in researching and teaching new minimally invasive therapies for patients with vascular disease. khodgson@siumed.edu

Robert McLafferty, M.D. is a Professor of Vascular Surgery at SIU. He is active in research into medications to treat and prevent the consequences of vascular disease. rmclafferty@siumed.edu

Colleen J. Moore, M.D. is an Assistant Professor in the Division of Vascular Surgery and Director of the Vein Clinic at the Southern Illinois University School of Medicine. She specializes in the surgical management of vascular diseases, including cerebrovascular, aortic aneurysms and peripheral vascular disease. cmoore@siumed.edu

Don Ramsey, M.D. is an Associate Professor of Vascular Surgery at SIU whose original research established many of the non-invasive tests routinely employed in the Vascular Diagnostic Lab today to diagnose vascular disease and guide its effective treatment. dramsey@siumed.edu

Douglas B. Hood,M.D. Associate Professor of Vascular Surgery, specializes in the treatment of arterial occlusive disease and aneurysms. He has a particular interest in the treatment of abdominal and thoracic aortic conditions. dhood@siumed.edu

Patrick McKenna, M.D., is the chair and a Professor in the Division of Urology in the Department of Surgery. He received his medical degree from George Washington University in Washington, D.C. pmckenna@siumed.edu

Bradley Schwartz, D.O. ., is a Professor of urology at the Southern Illinois University School of Medicine and Director of the Center for Urologic Laparoscopy and Endourology.
He specializes in minimally invasive surgery, laparoscopy and stone disease. bschwartz@siumed.edu

Thomas H.Tarter, M.D.,Ph.d, heads the Section of Urologic Oncology within the Division of Urology at Southern Illinois University School of Medicine. ttarter@siumed.edu

Loren Ost, M.D. Dr. Loren Ost is an Associate Professor in the Division of Urology at the Southern Illinois University School of Medicine. He specializes in reconstructive urology, female incontinence, neurogenic bladder management and general urology.
lost@siumed.edu

Reed G. Williams, Ph.D., returned to the SIU School of Medicine in 2000 as Professor and Director of Surgical Education Research in the Department of Surgery. Prior to his current appointment, he has served as Chairperson of the Medical Education Departments at Southern Illinois University and the University of Illinois at Chicago. rwilliams@siumed.edu

Hilary A. Sanfey, M.B., BCh., FACS

Dr. Hilary A. Sanfey, Professor of Surgery and Vice Chair for Educational Affairs, specializes in kidney/pancreas transplantation.  She received both her undergraduate and medical training from Trinity College in Dublin, Ireland. hsanfey@siumed.edu 

Margaret L. Boehler, R.N., M.S., has been a Clinical Nurse Instructor in the Department of Surgery at the SIU School of Medicine since July 1998. She graduated in May 2001 from Southern Illinois University-Edwardsville with a master of science degree in medical-surgical nursing.

Susan Kepner, M.Ed. received a B.S. degree from the University of Illinois and a M.Ed. degree from the University of Maryland. She has been with the Association for Surgical Education since 1990, serving as its Executive Director since 1994.

Cathy J. Schwind, R.N., M.S., has been a clinical nurse instructor in the Department of Surgery at the SIU School of Medicine since January 1998. She graduated from Southern Illinois University at Edwardsville with her bachelor of science in nursing in 1988.