Orthopedic Surgeons of Southern Indiana

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Do you have knee or hip pain, a sports or work-related injury? Are daily activities becoming increasingly more difficult?  Injuries and diseases of the musculoskeletal system affect over 28 million Americans each year. At Orthopedic Surgeons of Indiana, we provide diagnosis, treatment, prevention and rehabilitation for all types of bone and muscle problems to patients of all ages.

Using the most advanced techniques and treatments available, our physicians provide a full complement of care options for arthritis, joint replacement, and sports-related injuries — all with a focus on providing maximum comfort with short recovery times.

We provide high-level care for injuries such as sprains, dislocations and fractures as well as degenerative conditions like osteoarthritis. And we specialize in a wide array of surgical procedures like total knee and hip replacements.

Clark Memorial Hospital: Orthopedics

Learn about a Fast Track Knee and Hip Replacement and arthritis

Our Medical Staff

Patrick Bauer, MD

Dr. Bauer received his Master’s degree from the University of Louisville and graduated Magna Cum-Laude from the University of Louisville School of Medicine. He completed his internship in general surgery and residency in orthopedic surgery at the University of Louisville. While a resident, Dr. Bauer was honored with the K. Armand Fischer Award and Gerhard Kuntscher Award as most outstanding teaching resident. Dr. Bauer has had presentations with the American Academy of Orthopaedic Surgeons, including a paper at the American Association of Hip and Knee Surgeons. Dr. Bauer has a publication regarding Manganous Ion Uptake in Oral Streptococci. He is board certified and served as Chief of Surgery at Clark Memorial Hospital for two years.


Nyagon G. Duany, MD

Sports Medicine services for both adult and young athletes and General Orthopedics for the general community.

Accepting New Patients! Same day and next day appointments available!

Dr. Duany received her Doctorate of Medicine in 2005 and completed a general surgery internship at the Indiana University School of Medicine. She completed her Orthopedic Residency at Howard University in Washington D.C. and a Sports Medicine Fellowship at the Wellington Sports Medicine University of Cincinnati. While pursuing her undergraduate degree at Bradley University, she played collegiate Division 1 basketball. Since 2006, she has provided team coverage for a number of university and high school sports teams and will continue to do so in southern Indiana. Her primary focus will be Sports Medicine services for both adult and young athletes as well as the diagnosis, treatment and surgery of a wide-variety of orthopedics for the general community.


John Lindner, MD

Dr. Lindner received his undergraduate degree in biology from the University of Kentucky and his degree in medicine from the University of Louisville, completing his general surgery internship and orthopedic surgery residency at the University of Louisville School of Medicine. He was named Administrative Chief Resident in the Department of Orthopedic Surgery, and was honored with the K. Armand Fischer Award and the Gerhard Kuntscher Award. He served as a major and a staff orthopedic surgeon in the U.S. Air Force Medical Corps, and was awarded the Preceptor of the Year for the Physician’s Assistant Phase II training while stationed at Scott AFB in Illinois. He has written a publication on Autogenous Corticocancellous Bone Grafting.


Thomas E. Sehlinger, MD

Dr. Sehlinger has a Bachelor’s degree in political science, a Master’s degree in anatomy and a medical degree from the University of Louisville School of Medicine. He completed his internship in general surgery at the University of Louisville, conducting research and publishing articles on the history and development of orthopedic implant devices. He was honored with the Gerhard Kuntscher Award for outstanding teaching resident 1993- 1994 and the Orthopedic Residents Research Award. He has written publications on the Separation of Fuchsian Homologs using High Performance Liquid Chromatography and Thin Layer of Commercial Samples of AmidoBlack. He has served numerous terms on the Clark Memorial Hospital Surgical Review Committee, Strategic Planning Committee and Foundation Board. 


Brent M. Walz, MD

Dr. Walz received his Bachelor’s of Science degree in biology from Indiana University and his degree in medicine from the University of Louisville. He completed his orthopedic surgery residency at University of Louisville School of Medicine and served as the Administrative Chief Resident in the Department of Orthopedic Surgery. He has co-authored a chapter on humeral fracture fixation in Master Techniques in Orthopaedic Surgery, Fractures. Dr. Walz’s interests include joint replacement, arthroscopy and fracture fixation.