[The Center for Rheumatology, LLP - Home The Center for Rheumatology, LLP is a regional referral center serving upstate New York for the diagnosis and care of individuals with arthritis, osteoporosis, autoimmune and musculoskeletal disease and for investigation of new treatments for these disorders. As the major regional center in this rapidly evolving field, our mission is to be a center of excellence in the diagnosis and care of individuals with rheumatic diseases, in the development of new treatments, and to make ourselves a resource in the education of our patients, the medical community, and the public at large.]