415 N. 8th St. Olean, NY 14760 (716) 372-9399 Monday - Friday 8:30 am - 5:00 pm. Hornell Office. 6251 County Rd. 64 (Rear) Hornell, NY 14843 (607) 968-8021 Wednesday 8:30 am - 5:00 pm. Patient Portal. Southern Tier Arthritis and Rheumatism Proudly powered by WordPress. ....