Dr. Vivian Bucay Dermatologist in San Antonio. At Bucay Center for Dermatology and Aesthetics, San Antonio Dermatologist Dr. Vivian Bucay and her team believe that healthy skin leads to beautiful skin, and that you deserve both! We welcome male and female patients of all ages and skin types, for both medical and cosmetic treatments.About‧Cosmetic Procedures‧Medical‧Products‧Before & Afters‧Contact Us.