Surgery Faculty


  • Senkowski
    Christopher K. Senkowski, M.D., FACS
    Surgical Education Program Director and Professor of Surgery, Mercer University School of Medicine
    Surgical Oncology, Minimally Invasive Surgery, Gastrointestinal and Hepatopancreatobiliary Surgery

    Dr. Senkowski graduated summa cum laude from the University of Michigan in 1986 and received his medical degree from Harvard Medical School in Boston. After completing a general surgery residency at Mount Sinai Medical Center in New York City in 1995, Dr. Senkowski entered a fellowship in trauma/critical care at the Ryder Trauma Center at Jackson Memorial Hospital, affiliated with The University of Miami School of Medicine. Dr. Senkowski was an assistant attending in surgery at Mount Sinai Medical Center and a visiting attending surgeon for humanitarian surgical relief in Paris. In 1998, he joined the full-time faculty of the surgical education department at Memorial University Medical center. He is board certified in surgery and surgical critical care. Dr. Senkowski serves on the American College of Surgeons coding and reimbursement committee and represents the ACOS as an advisor to the AMA relative value update committee. He is active on a national level in areas of health policy, quality initiatives, and legislative action for general surgery.

    Dr. Senkowski's Research Interests

    • Acute pancreatitis global consensus definition statement and EBM
    • ACOSOG E2202, Minimally Invasive Esophagectomy: A Multicenter Feasibility Study
    • An intergroup randomized phase II study of bevacizumab or cetuximab in combination with gemcitabine and in combination with chemoradiation in patients with completely resected pancreatic carcinoma
    • Neoadjuvant chemoradiation with oxaliplatin and capecitabine for patients with surgically respectable gastric cancer
    • Oxaliplatin plus protracted 5 fu and radiation for potentially curable esophageal cancer: A phase II trial with molecular correlates
    • Phase III randomized double blind study of adjuvant ST1571 versus placebo in patients following the resection of primary gastrointestinal stromal tumors
    • Flexible transgastric peritoneoscopy: feasibility and applicability in large animal model

    Avino
    Anthony J. Avino, M.D.
    Assistant Professor, Mercer University School of Medicine
    Vascular Surgery

    Dr. Avino completed his undergraduate education at Vanderbilt University and received his medical degree at the University of Florida College of Medicine. Following graduation, he entered general surgery residency training at the University of Florida Health Science Center. After completing his residency in 1997, Dr. Avino continued training in vascular surgery by participating in a vascular surgery fellowship at the University of South Florida in Tampa. Dr. Avino has several publications to his credit and is a member in several medical societies. He is board certified in general surgery and vascular surgery.

    Berenguer
    Christina Berenguer, M.D.
    Assistant Professor, Mercer University School of Medicine
    Community Medicine

    Dr. Berenguer completed her undergraduate degree in neuroscience and behavioral biology at Emory College in Atlanta. She received her medical degree at Mercer University School of Medicine in 2005 and entered the general surgery residency program at Memorial University Medical Center in 2005. During her residency training, Dr. Berenguer received several awards, including Resident of the Year and research recognition in the department of surgical education. Since graduating from her residency in 2010, she has joined Southeast Georgia Surgery in Hinesville, Georgia, as a general surgeon. She has several publications to her credit and is board certified in general surgery.

    Boswell
    William Boswell, M.D.
    Associate Professor, Mercer University School of Medicine
    Pediatric Surgery

    Dr. Boswell completed his undergraduate training at Armstrong State College where he graduated magna cum laude in 1986. He earned his medical degree at the Medical College of Georgia and, while there, was elected to the Alpha Omega Alpha Medical Honor Society. He completed his general surgery training at Memorial University Medical Center and then completed a two-year fellowship in pediatric surgery at Children's Memorial Hospital, Northwestern University Medical Center, Chicago. During his training, Dr. Boswell received numerous awards, including the Resident of the Year Award. He also received the resident award in trauma surgery. Dr. Boswell returned to his hometown of Savannah to establish the division of pediatric surgery in 1997. Dr. Boswell is board certified in both general surgery and pediatric surgery.

    Boyd
    Carl R. Boyd, M.D., FACS
    Professor of Surgery, Mercer University School of Medicine
    Colorectal Surgery

    Dr. Boyd received his undergraduate degree at the University of Louisville in 1972 and completed medical school at the University of Kentucky in 1976. He did his surgical residency training at Memorial University Medical Center. From 1983 to 1993, Dr. Boyd had his own surgical practice and was appointed director of trauma services and medical director of Memorial’s emergency transport program. In 1993, he was named director of the department of surgical education, a position he held until 2001. Dr. Boyd is a member of numerous local and national professional societies and has published more than 40 articles in nationally recognized journals. He is a full professor at Mercer University School of Medicine and an associate professor of surgery at the Medical College of Georgia. In addition to being board certified in general surgery and surgical/critical Care, Dr. Boyd is a Fellow of the American College of Surgeons.

    Dr. Boyd's Research Interests
    • Instructional videos for laparoscopic repair of abdominal hernias
    • Computer simulations for laparoscopic repair of abdominal wall hernias

    Bromberg
    William J. Bromberg, M.D.
    Associate Professor, Mercer University School of Medicine
    Trauma/Critical Care

    Dr. Bromberg graduated from the University of Virginia and received his medical degree at the University of Virginia School of Medicine in 1996. He completed his general surgery residency at Lehigh Valley Hospital in Allentown, Pa., in 2001. After his residency, he completed a fellowship in traumatology and surgical critical care at Lehigh Hospital in Pennsylvania. Dr. Bromberg joined the Savannah Surgical Group at Memorial University Medical Center and the faculty of surgical education in August 2002.

    Dr. Bromberg's Research Interests

    • The role of pre-hospital transport in patient outcomes
    • Clinical studies in wound healing
    • Studies involving the clinical care of traumatically injured or critically ill patients

    Carney
    David E. Carney, M.D.
    Associate Program Director and Associate Professor, Mercer University School of Medicine
    Pediatric Surgery

    Dr. Carney graduated cum laude with a B.S. from Siena College in 1991. He earned his medical degree at SUNY - Upstate Medical University in Syracuse, N.Y., in 1995. Following graduation, he entered into a general surgery residency at SUNY – Upstate Medical University Syracuse. During this time he received several awards, including the Arnold P. Gold Foundation Award for Humanism, Teaching and Resident Role Model, and Upstate New York chapter, American College of Surgeons Award for Best Manuscript of Original Research. Following the completion of a fellowship in pediatric surgery at Indiana University in 2004, Dr. Carney was appointed assistant professor, department of surgery: division of pediatric surgery, SUNY- Upstate Medical University.

    Dr. Carney is board certified in general surgery and pediatric surgery. He has membership in several professional medical societies and has many publications and book chapters to his credit.


    Cohn
    E. Jerry Cohn Jr., M.D., FACS
    Assistant Professor, Mercer University School of Medicine
    Vascular Surgery

    Dr. Cohn Jr., graduated magna cum laude from the University of Texas at San Antonio and earned his medical degree from The University of Texas Southwestern Medical School. He completed his residency at the University of Florida Health Science Center in Jacksonville, and then did a fellowship in general vascular surgery at the University of Maryland Medical System in Baltimore. Dr. Cohn joined Savannah Vascular Surgery in 2003. He is board certified in vascular surgery as well as general surgery. Dr. Cohn has published numerous scientific articles and remains active in clinical trials on a variety of minimally invasive vascular techniques, including carotid artery stenting and peripheral angioplasty.

    Davis
    Frank E. Davis III, M.D., FACS
    Associate Professor, Mercer University School of Medicine
    Trauma/Critical Care

    Dr. Davis III, completed undergraduate school at the University of Georgia and received a medical degree at the Medical College of Georgia. After completing a general surgery residency at Memorial in 1984, Dr. Davis entered private practice in Georgia and then in Alabama. From 1992 to 1994, Dr. Davis completed a fellowship in trauma/critical care at the University of Maryland in Baltimore and a fellowship in vascular surgery at Baptist Memorial Hospital in Memphis. In 1994, he was appointed assistant chief of trauma services and surgical/critical care at Memorial University Medical Center. Dr. Davis has membership in several professional medical societies, he is board certified in surgery with added qualifications in surgical/critical care, and he is a fellow of the American College of Surgeons.

    Fonseca
    Alvaro H. Fonseca, M.D., FACS
    Assistant Professor, Mercer University School of Medicine
    Trauma/Critical Care

    Dr. Fonseca graduated cum laude from the University of Georgia in 1996 and earned his medical degree at the Medical College of Georgia in 2000. He continued his training in surgical residency at Mercer University School of Medicine – Savannah Campus, at Memorial University Medical Center in 2005. During this time he received several awards, including Resident Physician of the Year and Resident Surgeon of the Year. After completing a fellowship in trauma and critical care at the University of California – San Diego, Dr. Fonseca joined Memorial University Medical Center as a faculty member. He is board certified in general surgery and has membership in several professional societies.

    Dr. Fonseca’s Research Interests

    • Acute respiratory distress syndrome
    • Multiple organ dysfunction syndrome/multiple organ failure
    • Blunt chest trauma
    • Sepsis

    Garber
    James C. Garber, M.D.
    Assistant Professor, Mercer University School of Medicine
    Surgical Oncology

    Dr. Garber earned his undergraduate degree at Valdosta State University in Valdosta, Georgia. He completed medical school at the Medical College of Georgia in 1998. Dr. Garber graduated with honors from the general surgery residency program at Mercer University School of Medicine – Savannah Campus, at Memorial University Medical Center in 2003. He received fellowship training in surgical oncology at Fox Chase Cancer Center in Philadelphia. Dr. Garber specializes in all aspects of cancer surgery and the multidisciplinary approach to solid tumors. He is board certified in general surgery.



    Dr. Garber's Research Interests
    • Secondary pathways of estrogen metabolite phenotypic and genetic transformation of benign immortalized breast cell lines
    • Proteonomic and genetic profiles of solid tumors to provide improvements in prognosis and treatment
    • Induction/neoadjuvant treatment of marginally resectable locally advanced solid tumors

    Hammen
    Patrick F. Hammen, M.D., FACS, FACSCRS
    Assistant Professor, Mercer University School of Medicine
    Colorectal Surgery

    Dr. Hammen earned his undergraduate degree at Furman University in Greenville, South Carolina. He then completed medical school at Mercer University School of Medicine. Dr. Hammen continued his training in the surgery residency program at Memorial University Medical Center and graduated from the residency program in 1997. Dr. Hammen then completed a fellowship in colorectal surgery at The University of Texas Health Science Center in Houston, Texas. He is board certified in general surgery and colorectal surgery. Dr. Hammen is a fellow of the American College of Surgeons, a fellow of the American Society of Colon & Rectal Surgeons, and assistant professor, department of surgery, Mercer University School of Medicine.

    Dr. Hammen's Research Interests

    Clinical:

    • Minimally invasive surgery for colorectal disease
    • Sentinal lymph nodes in colorectal cancer
    • Transanal excision of rectal villous adenomas
    • Effective population-based colorectal cancer screening
    • Treatment alternatives in benign anorectal disease (e.g.: chemical sphincterotomy)


    Basic Science:
    • Use of molecular markers in colorectal cancer screening
    • Molecular genetics of colorectal cancer

    Johnson
    Mark W. Johnson, M.D.
    Transplant Surgery, Piedmont Transplant Institute

    Mark W. Johnson, M.D., is the program director for the Piedmont Transplant Institute and a multi-organ transplant surgeon. He also serves as the surgical director of the liver transplant program at Piedmont. Prior to joining the Piedmont Transplant Institute, Dr. Johnson was surgical director of liver and renal transplantation at the University of North Carolina School of Medicine – Chapel Hill. While there, he performed complex liver hepatobiliary surgery and started the laparoscopic donor nephrectomy program. He has performed more than 1,000 transplant surgeries in the past 15 years.

    With a career spanning two decades, Dr. Johnson is the author of various publications featured in leading medical journals. He is affiliated with the American College of Surgeons, the American Society of Transplant Surgeons, American Society of Transplantation, International Liver Transplantation Society, and the American Association for the Study of Liver Disease, among a host of other professional organizations. He is also a member of the United Network for Organ Sharing.


    Jones
    Robert E. Jones, M.D.
    Assistant Professor, Mercer University School of Medicine
    Cardiothoracic Surgery

    Dr. Jones completed his B.A. at the University of Mississippi and went on to receive his M.D. at the University of Mississippi Medical School in 1982. He participated in a residency program in thoracic and cardiovascular surgery at the University of Virginia Medical Center, followed by a fellowship in cardiothoracic surgery at Brigham & Women’s Hospital at Harvard Medical School. Dr. Jones joined the Heart and Lung Surgery Group at Memorial in 1990 and has been an attending in thoracic surgery since then. In 2006, Dr. Jones became an assistant professor for Mercer University School of Medicine. He is a member of several distinguished professional societies.

    Kelly
    Robert J. Kelly Jr., M.D.
    Minimally Invasive and Bariatric Surgery

    Dr. Kelly graduated magna cum laude from the University of South Alabama in 2002. He then completed medical school at the University of Alabama School of Medicine. In 2006, Dr. Kelly began his residency training at Memorial University Medical Center. He received several awards during his residency, including resident teaching awards, Resident Surgeon of the Year, and the Arnold P. Gold Foundation Humanism in Medicine Award. Dr. Kelly then entered fellowship training in minimally invasive and bariatric surgery at Vanderbilt University Medical Center. Following completion of this fellowship, Dr. Kelly joined the surgery department at Memorial University Medical Center specializing in minimally invasive surgery and bariatric surgery. He practices at Memorial Health Bariatrics.

    Dr. Kelly's Research Interests

    • Laparoscopic adjustable gastric banding, sleeve gastrectomy, and gastric bypass effects on morbid obesity and associated comorbidities
    • Treatment of gastroesophageal reflux disease in the morbidly obese with bariatric operations

    Lord
    S. Alan Lord, M.D., FACS
    Colorectal Surgery

    Dr. Lord graduated cum laude from the Medical College of Georgia in 1981, attended Mercer University School of Medicine, and earned his medical degree from the Medical College of Georgia 1988. He continued his training in the surgical residency program at Memorial University Medical Center and graduated in 1994. During that time, he received several awards, including the Resident of the Year Award, both in the department of medical education and the department of surgical education. He also received the Resident Research Award and the Resident Award in trauma surgery. After his residency, Dr. Lord completed a fellowship in colorectal surgery at Orlando Regional Medical Center. In addition to membership in several medical societies, Dr. Lord is a fellow in the American College of Surgeons and Southeastern Surgical Congress.



    Dr. Lord's Research Interests
    • Post-operative pain control in relation to bowel function and length of hospitalization
    • Epidural anesthesia for postoperative pain control in relation to bladder function
    • Efficacy of Botulinum toxin for the control of symptomatic anal fissure

    MacNew
    Heather G. MacNew, M.D., FACS
    Assistant Professor, Mercer University School of Medicine
    Surgical Critical Care and Acute Care Surgery

    After completing her B.S. at Furman University in 1998, Dr. MacNew earned her medical degree at Mercer University School of Medicine. From 2002 to 2007, she trained as a surgical resident at Memorial University Medical Center. From 2007 to 2009, she completed a fellowship in critical care and acute care surgery at Vanderbilt University Medical Center in Nashville. In July 2009, Dr. MacNew joined the department of surgery at Memorial University Medical Center. She is board certified in general surgery and surgical critical care and has membership in several professional medical societies. Dr. MacNew is also a fellow in the American College of Surgeons.



    Dr. MacNew's Research Interests
    • Injury outcomes
    • Traumatic brain injury
    • Resident education

    Mondy
    J. Sheppard Mondy III, M.D., FACS
    Associate Professor, Mercer University School of Medicine
    Vascular Surgery

    Dr. Mondy received his B.A. from the University of Virginia in 1985 and completed medical school in 1989 at the Medical College of Virginia. Dr. Mondy continued his training as a general surgery resident from 1989 to 1994 at the University of Alabama Hospital and Clinic, and then from 1994 to 1995 as a fellow in trauma and surgical critical care at the Davis Medical Center at the University of California. Dr. Mondy then completed a fellowship in vascular biology in 1995 at Wake Forest University and a vascular surgery residency in 1996 at North Carolina Baptist Hospital. He joined the surgery department at Memorial University Medical Center in 2006. In addition to being board certified in vascular surgery with added qualifications in surgical critical care, Dr. Mondy is a fellow of the American College of Surgeons.

    Paletta
    John D. Paletta, M.D.
    Assistant Professor, Mercer University School of Medicine
    Plastic Surgery

    Dr. Paletta received his undergraduate degree from the University of Pittsburgh in 1991 and his medical degree from the University of Pittsburg School of Medicine in 1995. Following graduation, he entered general surgery residency training at York Hospital in York, Pa. He then continued with a two-year plastic surgery residency at the University of Pittsburg School of Medicine. Dr. Paletta has received numerous awards, including America’s Top Surgeon, Plastic Surgery for 2004-2005. He is a member of several medical societies and is board certified in both general surgery and plastic surgery. Dr. Paletta is a fellow of the American College of Surgeons.

    Petruzzelli
    Guy Petruzzelli, M.D., Ph.D., MBA, FACS
    Professor of Surgery, Mercer University School of Medicine
    Head and Neck Oncology and Cranial Base Surgery

    Dr. Petruzzelli joined Memorial University Medical Center in 2012 as vice president for oncology programs and physician-in-chief of the Curtis and Elizabeth Anderson Cancer Institute (ACI). He earned his undergraduate degree in biology at St. Louis University. He then graduated with his M.D. from Rush Medical College while simultaneously earning a Ph.D. in anatomical science from Rush University. Dr. Petruzzelli also holds an MBA from Benedictine University in Lisle, Illinois. He completed his residency training in otolaryngology – head and neck surgery at the University of Pittsburgh Medical Center. He then completed a fellowship in advanced head and neck oncology and cranial base surgery at the University of Pittsburgh Medical Center.

    Before joining the ACI, Dr. Petruzzelli served as vice chairman of the department of otolaryngology at Rush University Medical Center in Chicago. Prior to that, he provided leadership for head and neck oncology services at Loyola University Medical Center in Maywood, Illinois.

    He is board certified in otolaryngology and has received both an Honor Award and a Distinguished Service Award from the American Academy of Otolaryngology for his commitment to scholarly, scientific, educational, and service endeavors. Dr. Petruzzelli has authored more than 100 medical publications and book chapters and has lectured across the United States and internationally.


    Ray Rudolph, M.D., MPH, FACS
    Ray Rudolph, M.D., MPH, FACS
    Associate Professor, Mercer University School of Medicine
    General Surgery, Breast Surgery

    Dr. Rudolph received his medical degree in 1986 from the University of South Dakota School of Medicine. He entered the surgical residency program at Memorial University Medical Center and was named Surgical Resident of the Year in each of his last three years. Upon completion of his residency in 1991, Dr. Rudolph joined the faculty of the surgical education department at Memorial and began a surgical practice. He was the associate director of surgical education from 1992 until 2002, when he co-founded the only surgical practice in southeast Georgia dedicated exclusively to the treatment of women’s breast diseases. The practice is called the Center for Breast Care. Dr. Rudolph is an assistant clinical professor in the departments of surgery at both the Medical College of Georgia and Mercer University School of Medicine. He has served as Memorial University Medical Center's cancer liaison physician for the American College of Surgeons since 1998. In 2002, he was accepted by the National Institutes of Health and the National Cancer Institute for a six-week summer curriculum studying cancer prevention. In May 2003 he earned a master’s in public health degree from Armstrong Atlantic State University in Savannah. He was the vice president of the medical staff at Memorial University Medical Center in 2003 and 2004 and served as chairman of the department of surgery for two years. Dr. Rudolph is the chief of the breast disease team at the ACI.



    Dr. Rudolph's Research Interests
    • Support of NSABP and ACOSOG trials related to breast cancer, specifically in the area of neoadjuvant therapy with aromatase inhibitors and application of locally applied high dose rate radiation therapy.
    • Investigator initiated research: perception of genetic risk in the local cancer population.

    Whipple
    Oliver C. Whipple, M.D.
    Assistant Professor, Mercer University School of Medicine
    Minimally Invasive and Bariatric Surgery

    Dr. Whipple attended the University of Georgia. He was in his second year of pharmacy school there when he decided to change paths and become a surgeon. He entered medical school at Mercer University School of Medicine in 1995. In 1999, he began his residency training at Memorial University Medical Center. Dr. Whipple then completed fellowship training in minimally invasive and bariatric surgery at The Cleveland Clinic Florida in Weston, Fla. He returned to Memorial as a faculty member in the department of surgical education. Dr. Whipple is certified by the American Board of Surgery in general surgery and is an assistant professor of surgery for Mercer University School of Medicine -- Savannah Campus. He practices at Memorial Health Bariatrics.



    Dr. Whipple's Research Interests
    • Clinical application of minimally invasive techniques, particularly the implementation of these techniques for the treatment of morbid obesity, abdominal wall defects, and various gastrointestinal disorders.

    Wixon
    Christopher L. Wixon, M.D.
    Assistant Professor, Mercer University School of Medicine
    Vascular Surgery

    Dr. Wixon received his bachelor's degree in physics cum laude and with honors from Franklin and Marshall College in Lancaster, Pa. He completed medical school at Pennsylvania State University Hospital where he participated in the artificial heart research program. Dr. Wixon completed his surgical residency at the University of Eastern North Carolina and his vascular surgery fellowship at the University of Arizona Medical Center. Prior to joining Savannah Vascular Surgery in Savannah, Dr. Wixon was an associate professor of vascular surgery at the University of Utrecht, Netherlands. Dr. Wixon is a fellow of the American College of Surgeons and a member of the Society of Vascular Surgery, the International Society of Endovascular Surgery, and the Society for Clinical Vascular Surgery. He received the William S. Halstead Award for excellence in teaching in 2002 and 2006. Dr. Wixon participates in several clinical research projects, routinely participates in national vascular conferences, and is published in numerous medical journals. He is also a member of the Board of Directors of Memorial University Medical Center.