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    Dato' Dr. Nik Ritza Kosai Nik Mahmood

    Bariatric SurgeryGastrointestinal SurgeryGeneral Surgery
    ⭐4.0(5 reviews)
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    5. Dato' Dr. Nik Ritza Kosai Nik Mahmood
    Dato' Dr. Nik Ritza Kosai Nik Mahmood

    Dato' Dr. Nik Ritza Kosai Nik Mahmood

    Bariatric Surgery · Gastrointestinal Surgery · General Surgery

    14 years experience
    ·
    4.0 (5 ratings)

    About Doctor

    Dato' Dr. Nik Ritza Kosai Nik Mahmood is a leading General Surgeon specializing in Upper Gastrointestinal, Metabolic, and Bariatric Surgery. He was instrumental in establishing and heading the Upper GI, Metabolic, and Bariatric Surgical unit at Hospital Canselor Tuanku Muhriz (HCTM), a premier referral center in Malaysia for Upper GI Cancers and Obesity Disorder, having performed over 1500 bariatric surgeries. A key opinion leader, he holds significant leadership roles in national and international surgical societies and has an extensive publication record. His patient care philosophy emphasizes advanced, minimally invasive techniques for complex gastrointestinal and metabolic conditions.

    Qualifications

    • BSc Med Sci
    • MBChB
    • MRCS
    • FRCS
    • CCST

    Languages Spoken

    English
    Malay
    Indonesian

    Patient Reviews

    4.0
    5 reviews
    A

    alfi nugraha

    November 13, 2025 at 2:17 AM

    5/5
    Google Review

    The health screening/medical checkup service was good. The nurses were friendly and competent. The consulting doctor, Dr. Nik Khaliza Binti Mohd Kholid, was very friendly and informative. It was very satisfactory.

    A

    liawan yusdianto

    November 13, 2025 at 1:22 AM

    5/5
    Google Review

    Juz finished my Health Screening session with Health Screening Dept at Gleanagles Hospital KL. Overall, the services are Great. The staffs very helpful and gave helpful and clear explanation. We cam communicate easily in Bahasa as well. Dr Nik also very kind and helpful by giving every details results of the Health Screening. Tq Health Screening Dept of Gleanagles Hospital KL.

    A

    Ram Kavi

    November 13, 2025 at 1:21 AM

    4/5
    Google Review

    Excellent Dr. Nik Helmi, Dr. Shalena

    A

    csk

    November 13, 2025 at 1:21 AM

    1/5
    Google Review

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    A

    aida mahmud

    November 7, 2025 at 10:10 AM

    5/5
    Google Review

    Came on 19may to do full medical check under company GL. All procedures and test went well. Staff is very friendly and dedicated, very energetic and fast. Big thank you to Dr Nik, Dr Latiffah and staff 5th floor block B and especially ms Saroja very helpfull staff. Kudos to u guys..5star rating..

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    Affiliated Hospitals
    Gleneagles Hospital Kuala Lumpur

    Gleneagles Hospital Kuala Lumpur

    Kuala Lumpur, Malaysia

    4.8
    View Hospital →
    Ampang Puteri Specialist Hospital

    Ampang Puteri Specialist Hospital

    Ampang, Malaysia

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    View Hospital →
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