Dr. Joan Kathryn Kowalec, M.D. Internal Medicine - Rheumatology Medicare: Not Enrolled in Medicare Practice Location: 400 Osborne Ter, L-4, Newark, NJ 07112 Phone: 973-926-7472 Fax: 973-923-8063
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.