Meet our Team

Passionate and committed.


Dr Hew Yin Keat

MB BCh BAO (Ireland), DIP. PRACT. DERM. (Wales)

A graduate of The Royal College of Surgeons in Ireland, Dr Hew Yin Keat represents one of a handful of pioneering doctors who have started the full-time practice of Aesthetic Medicine in Malaysia. Dr Hew obtained his Diploma in Practical Dermatology from the University of Wales quite early on and continues participating actively in international conferences on Aesthetic Medicine. He has trained with and shared information with global leaders and luminaries in this field. Dr Hew has the honour of being recognised as the first, and one of the most experienced, Botox Trainers in Malaysia. He has conducted Botox, dermal fillers and laser lectures and workshops in efforts to spread his enthusiasm and technical know-how about Aesthetic Medicine. His opinion has been sought in live television interviews, features in media publications as well as invitations to speak and train. He is a key opinion leader for many medical products and laser devices. Dr Hew is a founding member of the Malaysian Society of Aesthetic Medicine, which seeks to promote the safe practice and advancement of Aesthetic Medicine in Malaysia. He currently owns and runs 3 aesthetic clinics in the Bangsar area.

“We create beauty – whatever your aesthetic concerns, we can make it better.”- Dr Hew Yin Keat

Dr. Yap Hae MunDr. Yap Hae MunDr. Yap Hae Mun

Dr. Yap Hae Mun

M.D. (RUS), Dip of Aesthetic Medicine (USA), Cert of Aesthetic Medicine (USA)

Dr. Yap received her Doctor of Medicine (M.D.) from Kursk State Medical University, Russia Federation with overall distinction. She went on to pursue her postgraduate qualifications in Aesthetic Medicine from the American Academy of Aesthetic Medicine (AAAM). She is also a member of the Malaysian Society of Aesthetic Medicine.

Dr. Yap joined M.A.C. Clinic as an apprentice and is trained by the renowned Dr. Hew Yin Keat in Aesthetic Medicine. She indulges her passion for aesthetic medicine by updating herself with the latest techniques and technologies in Botox, dermal fillers, laser and pigmentation treatments.

After completion of her housemanship, she worked as a Medical Officer in the department of Obstetrics and Gynecology (O&G) in government hospitals and clinics both in the urban and rural areas. Having trained in O&G, she realises the influence of gynaecology‘s defects on quality of life. She has special interest in helping women to improve their intimate relationship and enhance the aesthetics of their intimate body areas. Aesthetic asides, with the personal experience of suffering from childhood eczema and adult acne, she continuously seeks the best solution to treat such ailments.

Dr. Yap believes in investing time with each of her patients, providing highly personal and professional care. Safe and dramatic results are achieved with the most natural, undetectable artistry in facial rejuvenation and re-contouring.

Dr. Kathryn Koh Hsien Ju

Dr. Kathryn Koh Hsien Ju

MB Bch BAO (Ireland), Cert. of Aesthetic Medicine (USA)

Dr. Kathryn obtained her medical degree from University College Dublin (National University of Ireland) with honours. She then went on to pursue her post-graduate qualification in Aesthetic Medicine from American Academy of Aesthetic Medicine (AAAM). Prior to joining MAC Clinic, she underwent her housemanship training in Pusat Perubatan Universiti Kebangsaan Malaysia, and later served the Ministry of Health in Sabah and Kuala Lumpur.

Being trained by one of the pioneering aesthetic practitioners in Malaysia-Dr Hew Yin Keat, she has adopted a safe and conservative approach when treating her patients. She aims to enhance her patient’s external appearance while still keeping them looking natural and authentic. Her performance is paramount to her, and she constantly reflects upon her day. She cares about her patient’s long term results because nothing is more uplifting and satisfying than a happy returning patient.

Dr. Jeyarajah SivalingamDr Jeyarajah Sivalingam


Dr. Jeyarajah Sivalingam


Dr. Jeyarajah Sivalingam received his Medical Degree from Mysore Medical College. He is a Member of the Royal College of Physicians (UK). His previous appointments include senior lecturer in Cardiology in the Faculty of Medicine, UITM and the Cardiac Care Unit and Cardiac rehabilitation wards at Selayang Hospital. He further trained in Interventional Cardiology at the National Heart Institute, Kuala Lumpur.

Dr Jeyarajah Sivalingam is one of the pioneers in Regenerative medicine. He has given numerous talks at conferences and his opinion has been sought in live television interviews. He practices a multifaceted treatment programme that takes into account an individual’s nutrition, metabolism, immune function, exercise habits, detoxification systems, hormonal regulation, mind/brain/body programming, environmental exposures, and other myriad factors that ultimately affect a person’s DNA expression – which serves at the molecular level to create either health or disease.


Our Dedicated Team

As we strive to provide the best care available, a superior staff makes this possible. Our highly qualified team has been carefully selected for their level of experience in the aesthetic field with an established record of excellence in patient care. Under the guidance of our doctors, our team is trained to assist you in achieving your aesthetic goals in a welcoming and comfortable atmosphere that we are very proud of.

We are committed to developing long-trusting relationships with all our patients.