Gunn, Mark L MD 7 years ago ID: #1391 Listed In : Physicians 1201 West 38th Street , Austin. TX, USA 78705 (512) 454-2554 Business Description Gunn, Mark L MD, Address : 1201 West 38th Street , Austin. TX, USA 78705, Phone : (512) 454-2554 Reviews & Ratings Write a Review No Review. Please login / register to add your review. Tags : health