Ellil is a double cancer survivor who is passionate about Patient Advocacy, providing psychosocial support to other patients and working with healthcare professionals, teams, and institutions to effect change to improve outcomes, and amplify patients’ and caregivers’ voices to elevate patient experience.
 
He is a multiple award winner, including the Inspirational Hero Patient Award 2015 (CGH), Inspirational Patient Award 2017 (SGH) Singapore Patient Advocate Award 2018 (TTSH), Singapore Cancer Society Outstanding Volunteer Award 2018, SPAN-Impact Star Award 2023 (SingHealth), and the Public Service Medal (Covid-19) 2023.
 
Ellil is co-founder and current President of the Ostomy Association of Singapore (OAS), Interim Vice-President of the Asia-South Pacific Ostomy Association, Mentor at the SingHealth Patient Advocacy Network (SPAN), SPAN@CGH (Changi General Hospital) and SPAN@SGH (Singapore General Hospital), Member of SPAN@DEM (Department of Emergency Medicine), Consumer Panel Member in the Agency for Care Effectiveness (ACE) in the Ministry of Health, Member of the Service Excellence Committee in Singapore General Hospital, International Editorial Board Member of the Journal of Patient Safety & Healthcare Quality (JPSHQ) and has leadership roles in the Colorectal Support Groups in the Singapore General Hospital, Changi General Hospital and the Singapore Cancer Society.