At Orthopedic Spine Associates, our team of physicians and staff led by Dr. Andrew Parkinson provide comprehensive diagnosing and treatment of disorders of the spine. ... PATIENT PORTAL (405) 463-3370. NOW ACCEPTING NEW PATIENTS ... Oklahoma City, OK 73134 ...SERVICES‧NEWS & EVENTS‧APPOINTMENTS‧CONTACT‧Copy of OUR TEAM‧Dr. Andrew Parkinson.