Note: Appointment Booking and Early Business Hour Closure:

During this pandemic period, prior appointment booking (Clementi Tel: 67747900 / Novena: 67726720) is required for physician consultation visit to our clinics. We may close earlier than usual without further notice if there are no patient appointments after 6pm.

For any inquiries, please do not hesitate to contact our hotline through Whatsapp @ Tel: 8222 7436   

Alternatively, you can email us @  sien-inquiry@sientcm.com.

To make an appointment, please call us at:

Novena HQ/Clinic – Tel: 67766720

Clementi Branch – Tel: 6774 7900

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