Dr. Jaroslaw R Leszczak, MD

Dr. Jaroslaw Leszczak specializes in internal medicine, bringing 36 years of dedicated experience to patient care. He earned his medical degree from Jagiellonian University Medical College, where he developed a strong foundation in comprehensive internal medicine practice. Dr. Leszczak is fluent in both English and Polish, enabling him to serve diverse patient communities with clear communication and cultural understanding.

Dr. Leszczak practices at Advocate Lutheran General Hospital in Park Ridge, Illinois, where he focuses on managing complex medical conditions with expertise and compassion. He treats patients with high blood pressure, including those experiencing hypertensive emergencies that require immediate attention. His approach to care often incorporates rehabilitation services and strength training programs to help patients achieve optimal health outcomes. Patients consistently rate Dr. Leszczak highly for his clinical care, giving him an average rating of 4.6 out of 5 stars.