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4 providers
Availability last updated 04/24/2026
The prestigious medical team at Rheumatology Center of New Jersey uses state-of-the-art treatments to minimize pain, slow chronic disease progression and maximize the quality of life. In the communities of Monroe, Somerville, and Flemington, New Jersey, the center’s board-certified rheumatologists Dr. Ahmed M. Abdel-Megid, MD, and Dr. Amanda Borham, MD, with the assistance of Jennifer Sidiropoulos, PA-C, and Manjula Chava, PA-C, care for patients with rheumatic conditions that cause inflammation, pain, stiffness, and deformity.
The patient-focused team at the Rheumatology Center of New Jersey specialize in diagnosing and treating osteoarthritis, rheumatoid arthritis, psoriatic arthritis, and osteoporosis. They also treat lupus, gout, polymyalgia rheumatica (PMR), giant cell arteritis (GCA), soft tissue rheumatic syndromes, Sjögren’s syndrome, systemic vasculitis and Wegener’s granulomatosis, and other chronic rheumatic conditions that disrupt lives because of discomfort and disability.
Medical services available at the Rheumatology Center of New Jersey include infusions, platelet-rich plasma therapy (PRP), ultrasound guided injections, bone densitometry (DXA) scans, and much more.
The doctors at the Rheumatology Center of New Jersey focus on treating the whole patient, not just the disease. Every patient receives a custom treatment plan, based on their specific needs. The center’s doctors pride themselves on developing trusting relationships with patients while helping improve their health, happiness, and comfort.
Dr. Karina Monica Borromeo, MD
Rheumatologist
11 Centre Drive
Monroe, NJ 08831
Dr. Ahmed M. Abdel-Megid, MD is a Board-Certified Rheumatologist providing services to the communities of Somerville, Monroe, and Flemington, New Jersey. He is an expert in the management of a multitude of Rheumatic and Musculoskeletal diseases including Rheumatoid Arthritis, Psoriatic Arthritis, Systemic Lupus Erythematosus (SLE), Osteoarthritis and Osteoporosis. He has specific training in the diagnosis and treatment of arthritis and rheumatism. Dr. Ahmed Abdel-Megid also has extensive experience with office orthopedic disorders, sports medicine, connective tissue disorders and interventional joint procedures.
Dr. Ahmed Abdel-Megid, MD
Internist
11 Centre Drive
Monroe, NJ 08831
Dr. Borham is a Board-Certified Rheumatologist specializing in the diagnosis and treatment of arthritis and rheumatism. She treats both localized and generalized pain including pain in the back, neck, shoulders and hands, osteoarthritis, tendonitis and bursitis. She also treats complex systemic pain caused by diseases like rheumatoid arthritis or systemic lupus.
Amanda Borham, MD
Internist
11 Centre Drive
Monroe, NJ 08831
