New Patients Welcome!! Dr. Harper has been practicing in Grande Prairie for over 30 years. We can help you from head to toe - literally from headaches to plantar fasciitis. Whether it is rib pain, arm or leg pain, neck or back pain Dr. Harper will access your condition to see if Chiropractic can help. Dr Harper believes in treating people like he would like to be treated himself. Dr. Keith Harper is your choice for all chiropractor needs in the Grande Prairie area. Give us a call today! more... See more text