Dennis Costa, MD Internal Medicine, Medical Oncology EPN Specialties Internal Medicine Medical Oncology Insurance Accepted UT CONNECT Blue Cross Blue Shield - UT Connect EducationMedical College of Wisconsin (1984)ResidencyWilford Hall USAF Medical Center, Internal Medicine (1987)FellowshipWilford Hall USAF Medical Center, Hematology Oncology (1990) Texas Colon and Rectal Specialists 4370 Medical Arts Dr Ste 100 Flower Mound, TX 75028 (972) 537-4100Directions Texas Colon and Rectal Specialists 4370 Medical Arts Dr Ste 100 Flower Mound, TX 75028 United States