ITC of Kansas City

Meet Our Exceptional Team of Doctors

The Team

Meet Our Doctors

Dr. Yaw Sarpong, MD – Neurosurgeon/Medical Director

Dr. Sarpong is a board-certified neurosurgeon with extensive training in head trauma diagnosis and treatment. His area of special interest is the management of spinal and joint injuries resulting from motor vehicle accidents. He is married and has a beautiful two-year-old boy.

Dr. Weston Zenner, DC – Treating Physician

Dr. Weston Zenner is a board-certified chiropractic physician with extensive experience in evaluating and treating spinal and soft tissue injuries resulting from car accidents. His areas of interest include pain management, rehabilitation, and regenerative therapy. He is married and has three daughters.

Dr. Bijan Siadati, DC – Treating Physician

Dr. Bijan Siadati is a board-certified chiropractic physician with over 25 years of experience in managing chronic and acute pain. He is highly trained in various gentle techniques that are loved by kids.

Dr. Dennis Anthony, DC – Treating Physician

Dr. Dennis Anthony is a board-certified chiropractic physician and a pioneer in “Leander” traction therapy, which is designed to treat herniated and bulging discs without surgery. He is a global speaker who teaches physicians worldwide how to use Leander tables to maximize results in the treatment of these conditions. Dr. Anthony is married and has two children, as well as a new grandson.

Dr. Wasse Zafer, DC – Neurology Consultant

Dr. W Zafer is a Chiropractic physician. He has completed his diplomate training in Chiropractic neurology. He has extensive experience in managing car accident injuries, including over 9,000 cases. He has particular expertise in managing mTBI, spinal cord injuries, and soft tissue injuries resulting from car accidents. Dr. Zafer is married and has two children, aged 29 and 24.

Grace Kletner, NP-C – Nurse Practitioner

Grace Keltner knew from the age of six that she wanted to become a nurse. She learned Spanish and earned her BSN degree from the University of Missouri – Columbia in 2005. Over the course of ten years, she worked in various settings as a registered nurse, including hospitals, home hospices, and primary care clinics. She also assisted with several short-term mobile clinics in the rural highlands of Guatemala.

In 2014, Grace earned her MSN degree from UMKC and became a Nurse Practitioner. For the next seven years, she worked in pain management, where she gained valuable experience in low back and neck pain assessments and treatment protocols. She then spent a year in functional medicine, learning alternative and natural ways to treat chronic diseases.

Currently, Grace is focused on helping her patients recover from accident-related head and spinal injuries, providing earlier treatment and preventing lasting pain and disability. She is passionate about providing holistic care to every patient she encounters and is committed to continually learning and growing to provide the best care possible.

Outside of work, Grace enjoys spending time with her husband and three young children. She also enjoys cooking, gardening, and cheering on the Kansas City Chiefs.