Dr. Bartlomiej Posnik, MD is a medical oncologist in Bastrop, TX. Dr. Posnik has extensive experience in Gastrointestinal Neoplasms, Renal Neoplasms & Resection, and Breast Neoplasms. He is affiliated with medical facilities such as St. David's South Austin Medical Center and St. Joseph Health Regional Hospital-Bryan, TX. He is accepting new patients and telehealth appointments.