Dr. Koh Tann Long is a General Physician and Family Physician in Hougang, Singapore and has an experience of 18 years in these fields. Dr. Koh Tann Long practices at T L Koh Clinic & Surgery in Hougang, Singapore. He completed MBBS from NUS-Singapore in 1974. He is a member of SMC. Some of the services provided by the doctor are: Skin Check,Chronic Illnesses,Preventive Medicine,Health screening and Health Checkup (General) etc.