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      Dr. Doreen Koay Siew Ching

      Internal MedicineGastroenterologyHepatology
      ⭐4.0(4 reviews)
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      3. Dr. Doreen Koay Siew Ching
      Dr. Doreen Koay Siew Ching

      Dr. Doreen Koay Siew Ching

      Internal Medicine · Gastroenterology · Hepatology

      18 years experience
      ·
      4.0 (4 ratings)

      About Doctor

      Dr. Doreen Koay Siew Ching is a highly respected Consultant Gastroenterologist and Hepatologist at Island Hospital, bringing over 15 years of dedicated experience to her patients. Her impressive international training sets her apart as a leading expert in her field. Dr. Koay earned her foundational medical degrees in Ireland and subsequently became a Member of the Royal College of Physicians in the United Kingdom, demonstrating her adherence to the highest standards of medical practice. Further enhancing her expertise, Dr. Koay holds a specialist accreditation in Gastroenterology from Singapore and completed a prestigious fellowship in Advanced Endoscopic Imaging and Endoscopic Resection in Australia. This extensive training in first-world countries has equipped her with advanced techniques for the early detection and treatment of stomach and colon cancer. Patients can trust in Dr. Koay's comprehensive knowledge and commitment to providing world-class care in managing a wide range of digestive and liver conditions.

      Qualifications

      • M.B., B.CH., B.A.O.
      • MRCP (UK)
      • CERTIFICATE OF SPECIALIST ACCREDITATION GASTROENTEROLOGY
      • FELLOWSHIP OF THE ACADEMY OF MEDICINE SINGAPORE

      Languages Spoken

      English
      Malay
      Hokkien
      Indonesian

      Patient Reviews

      4.0
      4 reviews
      A

      Mugun Naidu

      October 28, 2025 at 5:50 AM

      5/5
      Google Review

      ⭐⭐⭐⭐⭐ 5-Star Google Review for Island Hospital Staff - Exceptional Care and Compassion I recently had the privilege of receiving treatment and staying at Island Hospital from 19/3/24 to 22/3/24, specifically on the old wing 8th floor. I cannot say enough about the outstanding care and support I received from the dedicated staff, especially Nursing sister Thenmoli, staff nurse Thaamilselvi, Natasha Samy, Salina, Hanisa, staff nurse Kayathiri, staff nurse Nanthakumari, Siti Suhana, Navarajini, Nurul Nasuha, and Vannessa. Each member of the team went above and beyond to ensure my comfort and well-being throughout my stay. Nursing sister Thenmoli's compassionate presence and expertise were truly reassuring, while staff nurse Thaamilselvi's unwavering dedication to patient care made a significant difference in my recovery journey. Natasha Samy, Salina, Hanisa, staff nurse Kayathiri, staff nurse Nanthakumari, Siti Suhana, Navarajini, Nurul Nasuha, and Vannessa provided exceptional care with professionalism and kindness, creating a supportive and nurturing environment that made my hospital stay a positive experience. I also want to extend my heartfelt appreciation to Dr. Goh Tiong Meng and Dr. Doreen for their expertise, guidance, and compassionate care throughout my treatment. Their commitment to excellence and patient-centered approach were evident in every interaction, and I am grateful for the high level of medical care they provided. The entire team at Island Hospital, especially those on the 8th floor of the old wing, exemplified a standard of care that exceeded my expectations. Their dedication, compassion, and professionalism are truly commendable, and I cannot thank them enough for their role in my healing journey. I highly recommend Island Hospital to anyone in need of exceptional medical care and personal attention. Thank you to the amazing staff for making my stay a positive and memorable experience. Island Hospital is indeed a place where patients are treated with dignity, respect, and genuine care. Sincerely grateful, Mugkuntrdannaidu Kanagarajau

      A

      Sharen Rajeswary

      October 28, 2025 at 2:36 AM

      1/5
      Google Review

      Review content available on Google

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      A

      Anthony Wu

      October 28, 2025 at 2:34 AM

      5/5
      Google Review

      Dr. Doreen Koay, good and friendly Hospital good

      A

      Venny Venny

      October 23, 2025 at 8:54 PM

      5/5
      Google Review

      Very helpful with registration and cashier. Nur Azrin's service was very fast. Dr. Doreen Koay was very helpful and provided solutions.

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      Affiliated Hospitals

      Island Hospital Penang

      Island Hospital Penang

      Georgetown, Malaysia

      4.5
      View Hospital →
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      Affiliated Hospitals
      Island Hospital Penang

      Island Hospital Penang

      Georgetown, Malaysia

      4.5
      View Hospital →
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