Timothy McKenna, D.O., graduated from The Honor College at Michigan State University with a Bachelor of Science degree in Biochemistry. He completed medical school at MSU College of Osteopathic Medicine and completed his General Surgery Residency at Detroit Osteopathic Hospital. He is a Fellow of the American College of Osteopathic Surgeons and a member of the American Society of Breast Surgeons.
Dr. McKenna has a special interest in breast surgery. He currently serves as the Surgical Director of the Sparrow Health System Multidisciplinary Breast Cancer Clinic. He previously served as Chairman of the Department of Surgery at Sparrow Health Systems from 2005 through 2008.
Hugh Lindsey, M.D., FACS
David Hagan, M.D., earned a Bachelor of Art degree in Biology from Albion College and completed Medical School at the University of Michigan. He completed his general surgical residency at Fairview General Hospital in Cleveland, Ohio. Dr. Hagan is a Fellow with the American College of Surgeons.
Kosisochi Obinwanne, M.D., is a minimally invasive surgeon who has dedicated his career to performing bariatric and general surgical procedures, such as: cholecystectomy, hernia repairs, stomach intestinal and colon surgery, appendectomy and splenectomy.
A board-certified General Surgeon by the American Board of Surgery, Dr. Obinwanne graduated in 2001 from the University of Ibadan College of Medicine in Nigeria, completed his general surgery residency at Spartanburg Regional Medical Center in South Carolina, and his fellowship training in Bariatric Surgery/General Surgery at Gundersen Lutheran Medical Center in Wisconsin.
Jeffrey R. Johnson, M.D., FACS
David Hagan, M.D., FACS
Michael Eigenberg, M.D., is board-certified in General Surgery and uses the latest in technology and minimally invasive and endoscopic techniques. Our General Surgery team diagnoses and treats patients with diseases and disorders affecting the abdomen, digestive tract, breast, skin, and more.
Dr. Eigenberg previously served as an Assistant Professor and Faculty Surgeon at Michigan State University’s College of Human Medicine in the Acute Care Division and came to Sparrow from Surgery Group of Grand Island, LLC, in Grand island, Neb.
He is a member of the American College of Surgeons and is certified in da Vinci Robotic Surgery, Fundamentals of Laparoscopic Surgery, Advanced Trauma Life Support, Advanced Cardiac Life Support and Basic Life Support.
Timothy McKenna D.O., FACOS
Michael Eigenberg, M.D.
Jeffrey Johnson, M.D., graduated from DePauw University and completed Medical School at the University of Michigan. Dr. Johnson completed his general surgery residency at Wayne State Hospital in Detroit, Michigan. He is a Candidate Member of the American College of Surgeons.
Kosisochi Obinwanne, M.D.
Hugh Lindsey, M.D., a Certified Physician Executive, leads the Sparrow Medical Group General Surgery Lansing practice. He is board-certified in General Surgery with 20 years of broad-based general surgery experience and performs a wide array of minimally invasive as well as GI endoscopic procedures.
Dr. Lindsey earned his medical degree from the University of Toledo College of Medicine in Toledo, Ohio, completed his general surgery residency training at Michigan State University and interned at the Naval Hospital in Portsmouth, Virginia.
Before coming to SMG General Surgery Lansing he served as Chief Medical Officer for Hayes Green Beach Memorial Hospital in Charlotte.