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: Health screening,Vaccination/ Immunization,Preventive Medicine,Skin Check and Acute Medical Conditions etc.