Dr. Maria Lentzou

Bob H. Sun, MD, a rheumatologist at Endeavor Health, provides care for autoimmune and inflammatory conditions affecting the joints and connective tissues. His clinical expertise includes rheumatoid arthritis, osteoarthritis, ankylosing spondylitis and crystalline arthropathies. Dr. Sun offers comprehensive evaluations and evidence-based treatment to help reduce pain and support joint function. Dr. Sun is rated as a Distinguished provider by MediFind in the treatment of Psoriasis. His top areas of expertise are Chondrocalcinosis 2, Calcium Pyrophosphate Arthritis, Rhizomelic Pseudopolyarthritis, and Polymyalgia Rheumatica.

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 Psoriasis. His top areas of expertise are Temporal Arteritis, Undifferentiated Connective Tissue Disease (UCTD), Alcoholic Cirrhosis, and Visceromegaly.

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 Psoriasis. His top areas of expertise are Necrosis, Emphysema, Urinary Tract Infection in Children, Vertebroplasty, and Bone Graft.