Gwendolyn Miller, MD Internal Medicine. University Physicians Group. 313 E. 12th St. ... Austin, TX 78701; Main Phone: 5123249650; Fax: 5123249651; Dr. Miller, an inveterate Aggie Class of '80, also has a degree from that OTHER Texas University. She grew up in Temple but has always loved Austin with its local music, kayaking and dog friendly ....