Tweedy, Dennis A, Md - Texas Oncology 7 years ago ID: #1236 Listed In : Physicians 901 W 38th Street Suite 200 , Austin. TX, USA 78705 (512) 421-4100 Business Description Tweedy, Dennis A, Md - Texas Oncology, Address : 901 W 38th Street Suite 200 , Austin. TX, USA 78705, Phone : (512) 421-4100 Reviews & Ratings Write a Review No Review. Please login / register to add your review. Tags : health