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Meet the Doctors

Advanced Cosmetic & Implant Center has been providing winning smiles for the Greater San Antonio area for over 15 years. Read on below to learn more about our talented and well-educated dentists, or read about our practice.  

Dr. Li Luo Skelton DDS

dr-liDr. Li received her DDS degree in 1983 from West China University Dental School and a Masters Degree in TMJ/Occlusion in 1987. In 1989 Dr. Li came to the UT Health Science Center San Antonio as a research fellow in TMJ and Bruxism. In 1991 and in 1995 she received her license to practice dentistry in Texas. Through the years, Dr. Li has continued to seek the ultimate in dental function and beauty. Dr. Li has placed over 4,000 implants and has performed over 300 All-on-4 procedures. She is a Member of the American academy of cosmetic dentistry, fellow of international congress of oral implantology, has a master’s degree in TMJ, and is a LVI trained dentist.

Dr. Antonela Schroeder DMD

Dr. Schroeder received her DDS degree in 1995 in Bucharest, Romania.  4 years later in 1999, she received her DMD degree in Boston, Mass and began practicing in the United States. Her hobbies include dancing, outdoor activities, and winter sports.  She also enjoys good music, and good food.  Dr. Schroeder is also a fan of sports cars. In her spare time, she enjoys cooking and gardening. Dr. Schroeder enjoys all aspects of dentistry. She enjoys oral surgery, orthodontics, and crown and bridge makeovers. She is a Member of the Association of Orthodontics, Fellowship of Waterlase Biolaser Laser, and has over 130 credit hours (contining education in orthodontics.

Dr. Raymond Knuppel DDS

Dr. Ray received his DDS degree from UT at Austin in 1966 at the dental branch. He is originally from Galveston, TX and serviced in the U.S Navy. His hobbies include tending to the animals on his ranch, spending time with his family including his grandchildren and great grandchildren.  He also coaches a girl’s softball team in his spare time. Dr. Ray has received extensive training in Los Angeles, CA in LANAP surgery at the Institute for Advanced Laser Dentistry. Dr. Ray enjoys helping patient's with their general dentistry needs.  He is known for his muticulous and gentle care.  He is certified in sedation and nitrous oxide and has over 40 years of experience in dentistry.  

Dr. Daniel Semuha DDS

Dr. Semuha received his DDS degree from University of Southern California in 2008.  He received many honors including 4 times Dean’s list and was part of the National Honor’s society. His hobbies include golfing, sports, and daily exercise. Dr. Semuha was part of alpha omega international dental society and fraternity and was the chapter president from 2007-2008, affiliated with the American dental association, the California dental association, the academy of general dentistry, and the American student dental association. He enjoys the cosmetic part of dentistry including crown, bridge, and veneer makeovers.  He also enjoys the restoration of implants and is certified in clear aligners.  Dr. Semuha is certified in oral conscious sedation and nitrous oxide.   

Chris Peach, Lead Hygienist