Dr. Ismail Ayman is a SICOB and IFSO member with 21 years of experience of gastrointestinal surgery experience and 900+ bariatric procedures performed. At the JCI-accredited Maria Cecilia Hospital, he offers gastric sleeve and gastric bypass surgery. A gastric sleeve typically costs around $16,410 and a gastric bypass runs about $17,504 – both packages include hospitalization, nursing care, and the full surgical team.