Welcome to our office. This web site is designed to explain how our offices work to help make things easier for you. Drs. R. Weitzner, Yonker, Kaine, Small, Drucker, Ikeman, Huguenin and B. Weitzner are all specialists in the diagnosis and treatment of arthritis, rheumatic, connective tissue diseases, and osteoporosis. We have all completed residencies in and fellowships in Rheumatology and Internal Medicine. Furthermore, we are all board certified.