Dr. Ronald Angelo Rubin Rubio, M.D. Internal Medicine - Rheumatology Medicare: Accepting Medicare Assignments Practice Location: 123 Claude Parrish Ave., Harrison, AR 72601 Phone: 870-365-2550 Fax: 870-743-2008
Rheumatology: An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and "collagen" diseases.