Ophthalmologist and Optometrist in McAllen, TX Wade A. Graham, M.D. Joel G. George, M.D. Karl C. Bentley, M.D. Stephen R. Hook, M.D. Deborah Alexander, M.D. Christina P. Johnson, M.D. Sonia G. Silva, O.D. Cassandra Cavazos, O.D. Scott Taylor, O.D. Denisse A. Lopez De Chacon, O.D. Miriam Almanza, O.D.