Dr. Katherine Sonya Ritter, MD

Dr. Katherine Ritter is a family medicine physician who earned her medical degree from Medical University of The Americas in Nevis. She completed her residency training at Adventist La Grange Memorial Hospital and has been practicing for 15 years. Dr. Ritter speaks both English and Spanish, making her accessible to a diverse patient population.

Dr. Ritter is affiliated with Rochelle Community Hospital, Northwestern Medicine Central Dupage Hospital, and UChicago Medicine AdventHealth Bolingbrook. She practices across multiple Northwestern Medicine Immediate Care Centers throughout Illinois, including locations in Westmont, Wheaton, Evanston, Glenview, and Chicago. Her expertise includes treating common illnesses such as fevers and chills, and she performs diagnostic procedures like rapid strep tests. Patients have given Dr. Ritter an average rating of 4.0 stars.