Shah Ahmad MD, MPH is a neurosurgeon, dual-trained in both Orthopedic and Neurosurgical spine, and is a member of the Indiana Spine Group. His expertise is in the management of degenerative diseases of the cervical and lumbar spine through minimally-invasive techniques, as well as deformity surgery and spinal cord tumors.

Dr. Ahmad attended Cornell University, obtaining degrees in neuroscience and business. He then attended the University of Arizona for his MD degree as well as his Masters of Public Health. From there he went on to complete a seven-year Neurosurgery residency at Rush University Medical Center in Chicago, one of the top training programs for complex and minimally-invasive spine surgery. He then completed a sub-specialized fellowship in Orthopedic Spine Surgery under Dr. Rick Sasso at the Indiana Spine Group.

Dr. Ahmad’s research interests are peri-operative pain management and clinical outcomes for patients undergoing different types of open and minimally-invasive spine procedures. He has published over 25 articles in some of the most impactful international journals in spine and cranial surgery, as well as authored textbook chapters in a number of neurosurgery textbooks, such Youmans Neurological Surgery. He is a member of the American Association of Neurological Surgeons, the Congress of Neurological Surgeons, and the Society for Minimally Invasive Spine Surgery.

John DePowell, MD, a neurosurgeon from Goodman Campbell Brain and Spine, has been practicing for greater than ten years.  He completed his undergraduate work at Kenyon College in Gambier, OH.  After completion he went on to the University of Cincinnati where he completed his medical degree and residency.  Dr. DePowell finished his fellowship in Complex Spinal Neurosurgery, at Barrow Neurological Institute, in Phoenix, AZ.  He currently is Clinical Assistant Professor of Neurological Surgery, at Indiana University Dept. Neurological Surgery.

Dr. Saad Khairi is a neurosurgeon for Goodman Campbell Brain and Spine.  He graduated from Indiana University School of Medicine in 1997 and has been practicing for eighteen years.  Dr. Khairi treats the following conditions: spine trauma, complex and routine disc replacements, degenerative spine, adolescent and adult spine deformity, scoliosis and metastatic and primary tumors. He belongs to the following professional organizations: North American Spine Society, American Association of Neurological Surgeons, Spine Arthroplasty Society Congress of Neurological Surgeons, Indianapolis Medical Society, Indiana State Medical Association.

Daniel Kim, MD, is a board certified neurosurgeon who specializes in complex spine surgery. He attended medical school and completed his neurosurgical residency at the Indiana University School of Medicine and Indiana University, respectively. Dr. Kim has a neurosurgical focus on disorders of the spine. He is interested in all aspects of spinal care, including: degenerative conditions, trauma, revision surgeries, deformity and spine tumors.  He uses both open and minimally invasive techniques in the operating room, and he embraces the latest technology to make spinal surgery as safe and effective as possible.

Dr. Kim has published on multiple neurosurgical topics and continues to be active with academic research. He currently serves as an editor for the International Journal of Spine Surgery.

In his free time, Dr. Kim enjoys the outdoors, barbequing, fishing and playing golf.

Charles G. Kulwin, MD, is a practicing neurosurgeon with Goodman Campbell Brain and Spine. His practice has a special focus on complex cranial conditions and neurosurgical diseases, as well as numerous spine disorders. Dr. Kulwin graduated from Harvard University magna cum laude as a member of Phi Beta Kappa, and also earned membership into the Alpha Omega Alpha Honor Medical Society at the University of Chicago Pritzker School of Medicine. He then completed his neurosurgical residency with the Indiana University Department of Neurosurgery, followed by a cerebrovascular and skull base fellowship with Troy Payner, MD at Goodman Campbell Brain and Spine.

His clinical research interests include surgical treatment of stroke, neurotrauma, tumors and vascular lesions of the brain and spine, minimally invasive and subcortical cranial surgery, degenerative spine conditions, and neurosurgical education.

In his free time, Dr. Kulwin enjoys spending time with his family, playing soccer and squash, and running.

Dr. McCanna, is a neurosurgeon and works for Goodman Campbell Brain and Spine.  He attended medical school at Indiana University School of Medicine and also completed his residency and fellowship in complex spinal surgery from IU.  He belongs to the American Association of Neurological Surgeons and the Congress of Neurological Surgeons.

Jean-Pierre Mobasser, M.D. is a neurological surgeon at Goodman Campbell Brain and Spine.  He is board certified and specializes in minimally invasive and complex spine surgery.  Dr. Mobasser received his medical degree from the Medical College of Georgia in Augusta in 1998 and is involved in both clinical spine research and lab projects to assess the latest techniques in spine surgery, predominantly focusing on the advancement of spinal fusion techniques. He has also served as a spinal consultant to the NFL and is the team neurosurgeon for the Indiana Pacers.

Eric A. Potts, MD is a Neurosurgeon practicing in the Indianapolis area. He graduated from Indiana University School of Medicine in 1995 and has been practicing for 20 years. He completed a residency at the University of Maryland Medical System and currently practices at Goodman Campbell Brain And Spine. Dr. Potts is affiliated with Community Hospital East, Franciscan St Francis Health Indianapolis and Howard Regional Health System Main Campus as well as the North Meridian Surgery Center.

Kenneth Renkens, M.D. (Retired) provides treatment for common spine complications in the  neck and back, including pinched nerves, herniated discs and degenerative disc disease. He also treats more complex problems such as spine and spinal cord tumors. As a Neurosurgeon who specializes in spinal surgery at Indiana Spine Group, he treats a variety of complications and spinal cord disorders with spinal cord decompressions and/or fusions.

Dr. Renkens received his medical degree from Boston University School of Medicine in Boston, Massachusetts. After an internship in General Surgery at Boston University Hospital, he completed a residency in Neurosurgery at Tufts-New England Medical Center in Boston. Dr. Renkens received additional training in spinal instrumentation in Paris, France.

He is Board Certified in Neurological Surgery by the American Board of Neurological Surgery, a Diplomat of the American Board of Neurological Surgery, and a Clinical Instructor for Orthopaedic Surgery at the Indiana University School of Medicine.

Dr. Renkens’ professional memberships include the American Association of Neurological Surgeons, Fellow of the American College of Surgeons, Congress of Neurological Surgeons, North American Spine Society, and the Indiana State Medical Association.