Patients gave Dr. Kowalczyk an average rating of 5.0 stars out of 5. His clinical interests include bladder cancer, kidney cancer, and robotic surgery. He is professionally affiliated with MedStar Georgetown University Hospital. He is an in-network provider for several insurance carriers, including MAMSI, Blue Cross/Blue Shield, and Coventry. He has an open panel. Before performing his residency at Georgetown University Hospital and National Institutes of Health (NIH), Dr. Kowalczyk attended Georgetown University School of Medicine. His distinctions include: Resident Teacher Award, Department of Urology. Georgetown University Hospital; String of Pearls Finalist; and Best Resident Teacher, Georgetown University Hospital.