The Gresham Internal Medicine Clinic was established by Dr. John Custis and Dr. Darrell Lockwood in 1977. As the practice grew, Dr. Robert Sayson joined them in 1992. Dr. Wei-hsung Lin was then added in 1996 to help ...
24900 SE Stark St Ste 109
97030 Gresham, Oregon
Ph. (503) 667-1015