Vincent Alentado, MD


Vincent Alentado, MD is a neurosurgeon with Goodman Campbell Brain & Spine. He graduated summa cum laude from Hillsdale College in Hillsdale, Michigan with a Bachelor of Science in biology and a minor in chemistry. He obtained his medical degree from Case Western Reserve University School of Medicine with honors in research. He went on to complete his residency in neurosurgery at Indiana University. He obtained a Committee on Advanced Sub-specialty Training fellowship in Complex Spinal Surgery at Indiana University. He then joined Goodman Campbell Brain and Spine as a neurosurgeon specializing in complex spinal disorders.

He treats all areas of the spine and utilizes the most up to date spinal technologies including image navigation and minimally invasive techniques. He has authored numerous publications on spinal surgery, written chapters about spinal techniques and instrumentation in multiple textbooks, and presented his research at neurosurgery conferences across the country.

Dr. Alentado is a member of the American Association of Neurological Surgeons, the Congress of Neurological Surgeons, and serves on the AANS/ CNS Joint Section on Disorders of the Spine and Peripheral Nerves Scientific Program Committee, ensuring high quality spine-related research.

In his spare time, he enjoys watching college football (Go Irish!) and spending time outside with his wife and two daughters. He also enjoys exercising and reading.

John DePowell, MD


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.





Eric Horn, MD


Eric M. Horn, MD, PhD, specializes in complex spine conditions, minimally invasive spine surgery, spine tumors, degenerative spine disorders and spine trauma with Goodman Campbell Brain and Spine. Dr. Horn is an assistant professor of neurological surgery and the director of spinal neurosurgery with Indiana University Department of Neurological Surgery in Indianapolis.  He received his medical degree from the University of Illinois Medical Scholars Program and his PhD from University of Illinois Neuroscience Program. In addition, Dr. Horn completed his residency from Barrow Neurological Institute in Phoenix, and completed two fellowships there; one in spinal neurosurgery and one in spine trauma surgery.



Saad Khairi, MD


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 L. Kim, M.D.


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, M.D.


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.


Shannon McCanna, MD


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, MD


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.




Jay K. Nathan, M.D.


Dr. Jay K. Nathan specializes in degenerative spinal disease, cervical and lumbar disorders, and spinal tumors. He received his undergraduate degree from the University of California, Berkeley and medical degree from Stanford University School of Medicine. He completed his residency at the University of Michigan and a fellowship in neurological spine surgery at Stanford. He is a member of the American Medical Association, Congress of Neurological Surgeons and American Association of Neurological Surgeons. Along with his clinical interest in spinal surgery, Dr. Nathan is involved in health policy, quality improvement and outcomes, and patient safety at a national level.

Dr. Nathan is a licensed pilot. In his spare time, he enjoys spending quality time with his family and traveling when he can. He is also a fan of Formula One and motorsports, which makes him a perfect fit for the Indianapolis area!

Eric Potts, MD


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.