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Our Experts

Meet the experts behind the healthcare treatments & preventive care we provide to our clients. At Thomson Medical, we are committed to providing quality medical services and treatments for you. Navigate around to learn more about our experts and the services we offer.

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Dr. Derek Koh
Head, Health Screening

MBBS (Singapore), GDFM (Singapore)

Dr. Koh heads Thomson Wellth Clinic, practicing preventive medicine through tailored health screenings & wellness programmes including the management of Andropause, Menopause and Obesity.

Graduating in 1992 with a basic medical degree and subsequently received his post-graduate diploma in Family Medicine, both from the National University of Singapore, Dr. Koh is also Board Certified in Anti-ageing Medicine and has attained his Fellowship with the American Board of Anti-Ageing and Rejuvenation Medicine.

He has completed local certifications in Practical Andrology conducted by the Academy of Men’s Health (Singapore) as well as post graduate training in Nutritional Protocols accredited by the Australasian College of Nutritional & Environmental Medicine. Dr. Koh is an EIMS-certified physician in Exercise Prescription, an initiative launched by the American College of Sports Medicine.

Click here for more information about Dr. Koh.

Dr Derek Koh | Head, Health screening | Health and Wellness Experts in Singapore
Dr Tan Wen Sien | Resident Physician, Health Screening | Health and Wellness Experts in Singapore

Dr. Tay Wen Sien
Resident Physician, Health Screening

BM (UK), GDFM (Singapore), Dip Dermatology (Singapore)

Dr. Tay is a Resident Physician at Thomson Wellth Clinic. She graduated from the University of Southampton, UK in 1999 with a Bachelors’ Degree in Medicine and went on to complete both the Graduate Diploma in Family Medicine & Graduate Diploma in Dermatology from the University of Singapore.

Dr. Tay is an accredited Family Physician with the Family Physician Accreditation Board (Singapore). She started her career as a resident doctor in the Singapore Government Polyclinics practicing Family Medicine, attending to both acute & chronic illnesses for adults as well as children. She further spent a year at a Geriatric Medicine department to hone her skills in elderly care.

Moving on to private practice since 2007, Dr. Tay has been practicing preventive medicine through health screening and chronic disease management.

Dr. Tay also has a special interest in non-invasive aesthetic procedures including Botox, Chemical Peel and Skin Booster.

Click here for more information about Dr. Tay.

Urine and Stool Analysis

A urine sample is collected to examine substances such as glucose, protein, and red or white blood cells to provide information about kidney function & other urinary tract-related medical conditions. A stool analysis, on the other hand, checks for blood to provide information about digestive health including potential gastrointestinal bleeding.

Body Analysis Index (BIA)

A technique used to measure various parameters related to body composition, such as body fat percentage & lean body mass. It is non-invasive and involves passing a small electrical current through the body and measuring the resistance of different tissues to the current.