Dr. Sum Wai Thean

Dr. Sum Wai Thean

PediatricsNegeri Sembilan
4.837 reviews14 years of experienceAccepts appointments

About

Dr. Sum Wai Thean practises as a dedicated Paediatrician at KPJ Seremban Specialist Hospital, where she takes a comprehensive approach to child health. Her specialised expertise covers Paediatric Echocardiography, which plays a vital role in diagnosing pediatric heart conditions, along with a strong emphasis on the early detection of developmental delays, behavioral issues, and functional disabilities. Within her practice, she attends to newborn screening, jaundice management, and vaccinations, and treats common childhood illnesses such as asthma and allergies. Nutrition evaluation and counselling also form part of the care she provides.

Consultation hours

Weekly availability — confirm exact times when you enquire.

October 2026
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Specialty

Pediatrics

Sub-specialties

Pediatric Cardiology

Languages

MandarinIndonesianMalayEnglish

Procedures & Expertise

Estimates only. The final cost depends on your condition, the hospital and your doctor, and is confirmed by the hospital before treatment.

Qualifications

✓

MBBS

✓

MRCPCH

✓

Member of Royal College of Paediatrics and Child Health (UK)

What patients say

Dr. Sum Wai Thean earns consistent praise from patients for the professionalism she brings to her practice and the close attention she gives to newborns. Families frequently highlight how well she communicates, pointing to her ability to walk parents through the details of their babies' care with clarity. New parents also express gratitude for the careful monitoring she provides to infants, and many credit her with helping make their early days of parenthood a smooth and reassuring experience.

Patient reviews

Muhammad Ridzuan Shah

Service tip-top. The price is okay, just don't give birth on a weekend 😆. By the way, Dr. Rosy and Dr. Sum are the best. All the nurses were very helpful, and Lactation Nurse Puan Rahimah was very lovely. Everyone's care was like that of a mother. Thanks, guys…

Aug 2026

sin yee

I gave birth at KPJ Seremban on 29/7/26. Dr. Ivan took care of me and assisted well with my child's delivery. The pediatrician, Dr. Sum, was excellent in explaining about my baby. The staff in the labour room and Sri Menanti ward took good and meticulous care of me and assisted me well. Staff Rahimah helped me with breastfeeding. Thank you KPJ Seremban.

Jul 2026

Leeroy Yeoh

A heartfelt thank you to Dr. Ivan for going the extra mile during the delivery of our first child. My wife pushed for 2 hours straight, and your dedication and expertise helped us welcome our baby safely into the world. Thank you also to Dr. Sum for carefully monitoring our baby's condition after delivery, and to the entire medical team for your teamwork and support throughout the journey. Special thanks to Puan Rahimah from the lactation department for patiently guiding us on newborn care and breastfeeding. We are truly grateful for all your care, professionalism, and kindness. ❤️👶🏻🙏🏻

Jun 2026

CHONG Yi lu

This is the second time for my child for admitting to Sri Cempaka Ward. Dr. Sum is a very good and patient paediatrician who has provided professional medical advice and treatment to my child. Nurses at Sri Cempaka ward are very nice and gentle. Kitchen staff Sariha has served the meal on time. Thank you for all the good services.

May 2026

m r

SRM Azimah SRM Dalila, SRM Hidayah, CA Kogila, DR Ivan, DR Sum helped alot in my wife pregnancy, really thankful for the support and care throughout delivery and stay in ward seri menanti, really good service, second baby deliver here in KPJ Seremban

Apr 2026

Dian Mezlina

I just wanted to share my appreciation for the amazing experience I had at KPJ Seremban for my elective C-section. Dr. Rosy was really calm, professional, and reassuring throughout the whole process. She explained everything clearly and made me feel very comfortable and confident. Also, thank you to Dr. Sum (Paediatrician) for taking such good care of my baby. It really gave me peace of mind knowing my newborn was in safe and gentle hands. Not forgetting all the nurses and staff, especially from Wad Sri Menanti — you all were so kind, helpful, and attentive. From the moment I was admitted until discharge, everything was smooth and well taken care of. The team was always there when needed, and the service truly felt warm and sincere. Overall, everything was just really well handled and in the best condition. Thank you for making this whole journey such a positive and memorable one for me and my family. Highly recommended ❤️

Apr 2026

Frequently asked questions about Dr. Sum Wai Thean

Dr. Sum Wai Thean is a Pediatrics specialist practising in Negeri Sembilan, Malaysia.

Dr. Sum Wai Thean specialises in Pediatrics, with particular focus on Pediatric Cardiology.

Dr. Sum Wai Thean practises at KPJ Seremban Specialist Hospital.

Dr. Sum Wai Thean speaks Mandarin, Indonesian, Malay, English.

Dr. Sum Wai Thean holds MBBS, MRCPCH, Member of Royal College of Paediatrics and Child Health (UK).

Yes. Dr. Sum Wai Thean sees international patients, and MedBay coordinates the appointment, interpreters and any paperwork so your visit is straightforward.

Yes. Send us your existing reports and scans, and we can arrange a consultation with Dr. Sum Wai Thean for a second opinion before you decide on treatment.

Tell MedBay about your condition and our team arranges the appointment with Dr. Sum Wai Thean directly. The concierge is free, and you always pay the hospital's own rate.