Rheumatology is a medical specialty that focuses on diagnosing and treating conditions of the muscles, tendons, joints, bones and autoimmune diseases that affect these tissues. A rheumatologist is trained in the diagnosis and treatment of arthritis and other diseases of the joints, muscles and bones. These conditions can also include tendonitis, osteoporosis and back pain. At JenCare, your PCP will work closely with your specialist to coordinate a personal care plan that keeps you safe and moving well with less or no pain. Your JenCare PCP and specialist will always follow through with each other about your care, your test results and any changes in your health.