It depends on what type of arthritis it is. Rheumatoidarthritis is treated by a Rheumatologist, they also treat conditions likeosteoporosis and many others. This type of arthritis is an auto immune condition and is treated with medications, you need a disease modifying drug to save your joints. If it is osteoarthritis commonly an Orthopedicdoctor, there are also specialists within that field. This is a type of wear and tear on the bones. Orthopedic doctors areoften also surgeons. A physiatrist is another type of specialist to consultwith for osteoarthritis, as they will try to help control the condition withexercise and muscle strengthening and for them refer to a surgeon is the laststep. Best of luck to you finding the right care.