Dr. Kenneth R. Margules

Jonathan Brown, MD, an internal medicine physician at Endeavor Health, provides primary and preventive care for adults across all stages of life. With more than 25 years in practice, he prioritizes strong doctor-patient partnerships built on trust, open communication and mutual respect. Dr. Brown aims to create a welcoming, nonjudgmental environment where patients feel heard, safe and empowered to take charge of their health. Dr. Brown is rated as a Distinguished provider by MediFind in the treatment of Psoriatic Arthritis. His top areas of expertise are Temporal Arteritis, Undifferentiated Connective Tissue Disease (UCTD), Alcoholic Cirrhosis, and Visceromegaly.

John Mathis is a primary care provider, practicing in Internal Medicine in Glenview, Illinois. Dr. Mathis is rated as an Advanced provider by MediFind in the treatment of Psoriatic Arthritis. His top areas of expertise are Psoriatic Arthritis, Psoriasis, Chronic Cough, Hypertension, and Hip Replacement. Dr. Mathis is currently accepting new patients.

Dhaval Thakkar is a primary care provider, practicing in Internal Medicine in Sycamore, Illinois. Dr. Thakkar is rated as a Distinguished provider by MediFind in the treatment of Psoriatic Arthritis. His top areas of expertise are Necrosis, Emphysema, Urinary Tract Infection in Children, Vertebroplasty, and Bone Graft.