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Colorectal Diseases | Surgical Associates Pte Ltd
Home Symptoms Checker Diagnosis & Testing Minimally Invasive Surgery Our Colorectal Specialist Financing Options Contact Us
Our Clinic Location:
Mount Elizabeth Medical Centre
#08-07, 3 Mount Elizabeth, Singapore 228510
Tel
 : 6454 0054
Fax
 : 6764 0054
Email
 : ask@surgicalassociates.sg
Gleneagles Medical Centre
#05-01, 6 Napier Road, Singapore 258499
Tel
 : 6471 0054
Fax
 : 6271 0054
Colorectal Diseases | Surgical Associates Pte Ltd
Dr Tan Wah Siew
Senior Consultant Colorectal Surgeon
MBBS, MMed (Surgery),
FAMS, FRCSEd
Prompt Diagnosis &
Safe Treatment
For Common & Complex Digestive Tract Disorders
To consult Dr Tan on your colorectal health,
please call 6454 0054
Some of the early signs of colon diseases in women—even cancer—may be mistaken for normal symptoms of menstruation or other gynaecological issues. Seek prompt advice and diagnosis from our female colorectal specialist.
For same-day consultation with Dr Tan, please call 6454 0054 or fill up the form below and we will get back to you as soon as possible
Leadership That Inspires Care
Leadership That Inspires Care

Dr Lee Ser Yee is currently the President of the Hepato Pancreato Biliary Association of Singapore (HPBAS) and Dr Tan Wah Siew has also been appointed the President of the Society of Colorectal Surgeons Singapore (SCRS).

The HPBAS is dedicated to advancing clinical care, research and education in the field of liver, pancreas and biliary surgery; and Dr Lee’s appointment highlights his commitment to strengthening the specialty and raising standards of care in Singapore.

Similarly, the SCRS aims to advance the field of colorectal surgery in Singapore through professional development, research and public education. As its newly appointed President, Dr Tan seeks to strengthen the specialty further and promote greater public awareness of colorectal health.

Personalised Colorectal Treatment
By Female Specialist
Compassionate & Supportive Care
Compassionate & Supportive Care
The gentle demeanour of Dr Tan not only puts both male and female patients at ease but also allows for empathic communication in a patient-oriented manner, especially for females who may find it embarrassing when experiencing symptoms.
Accomplished & Experienced Surgeon
Accomplished & Experienced Surgeon
Formerly a Senior Consultant Colorectal Surgeon at Singapore General Hospital (SGH), Dr Tan was one of the earliest female surgeons in Singapore trained in robotic colorectal surgery, and the first female consultant colorectal surgeon in the history of SGH.
Advanced Treatment Approach
Advanced Treatment Approach
With the landscape of colorectal treatment continually evolving, Dr Tan offers advanced treatment options tailored to the individual patient, and maximises patient recovery with minimally invasive and robotic techniques that are proven safe and effective.
Woman Stomach Ache
Common Digestive Issues That Warrant Medical Attention
1
Chronic constipation, diarrhoea, or other changes in bowel habits
2
Blood in stool or rectal bleeding
3
Persistent abdominal pain, bloating or cramps
4
A sensation that your bowel has not emptied completely
Learn More
Never mistake colorectal symptoms for menstrual cramps!
See a female colorectal specialist if the cramping or bloating from your menstrual period lasts longer than usual, or if they are accompanied by unintentional weight loss, rectal bleeding, excessive fatigue, anaemia, or shortness of breath.
About
Our Colorectal Specialist
Dr Tan Wah Siew
Dr Tan Wah Siew
Senior Consultant Colorectal Surgeon
MBBS, MMed (Surgery),
FAMS, FRCSEd

Dr Tan Wah Siew specialises in treating colorectal cancer, as well as benign conditions of the colon, rectum and anus, and has over a decade of experience in helping patients manage their colorectal health. She is an advocate of minimally invasive and robotic surgery in the treatment of colorectal conditions.

Dedicated to furthering her specialty, Dr Tan is a keen researcher with published work in multiple peer-reviewed journals, particularly on minimally invasive and robotic colorectal surgery. She also shares her clinical expertise with medical students and nurses, and has conducted laparoscopic and endoscopic skills training courses for international delegates and surgical residents.

Partners in Healthcare
We accept all patients, with or without insurance plans.
We are on the specialist panels of all Singapore Integrated Shield Plans (IP) and other insurance providers as well:
Income Aia Parkway Pantai Ixchange Great Eastern Prestige International Ihp Now Health International Mhc Cigna International Assistance Sdn Bhd Adept Hsbc Life Singlife with Aviva Prudential Raffles Health Insurance
Colorectal conditions are very common, and very treatable.
At Surgical Associates, we specialise in the treatment of colorectal cancer, and in relieving the pain and discomfort many people experience from their colorectal conditions.
To receive prompt care within one working day, please reach us at 6454 0054 or click here to WhatsApp. Alternatively, please fill in the form below and we will be in touch with you shortly.
Make an Appointment
Colorectal Diseases | Surgical Associates Pte Ltd
Our Clinic Location:
Mount Elizabeth Medical Centre
#08-07, 3 Mount Elizabeth, Singapore 228510
Tel
 : 6454 0054
Fax
 : 6764 0054
Email
 : ask@surgicalassociates.sg
Gleneagles Medical Centre
#05-01, 6 Napier Road, Singapore 258499
Tel
 : 6471 0054
Fax
 : 6271 0054
Opening Hours:
Mon to Fri
 : 9am to 5pm
Sat
 : 9am to 1pm
Sun & PH
 : By Appointment Only
Click to WhatsApp