Thank you for visiting the website of Dr. Owen W. Kaiser, Dr. Timothy M. Gomez, and Dr. John (Jay) Schmidt. This website was designed to give you pertinate information about our practice and give you some helpful information on the types of procedures we perform. Casas Adobes Oral Surgery has been operating in Tucson since 1981, and since then we have prided ourselves on treating out patients with the best possible care.