Mr Oliver Warren was awarded the iWantGreatCare certificate of excellence in 2024 for delivering outstanding care.

 

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Written by a private patient at The Lister Hospital
12th January 2023


My diagnosis, surgery and post-surgery follow-up experiences with Mr Warren have been first-rate. I found his advice very clear-cut and sensible. My surgery was a success and I was pain free in less than 48 hours. I am also very pleased with how my scar healed, almost invisible after six weeks. I would recommend him highly.

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Written by a private patient at OneWelbeck
10th January 2023


Thank you Oliver for your kind and speedy attention.

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Written by a private patient at OneWelbeck
9th January 2023


I had an umbilical hernia repaired by Dr Warren and highly recommend him. He was professional, talked me through the procedure step by step and I’m very happy with the results.

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Written by a private patient at The Lister Hospital
6th January 2023


Mr Warren carried out an inguinal hernia repair through keyhole surgery. The care I received from Mr Warren was excellent. Before surgery, Mr Warren explained very clearly and concisely what the procedure entailed. The surgery was carried out at the Lister Hospital and was very succesful. I had minimal discomfort and hardly any scarring.

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Written by a private patient at The Lister Hospital
6th January 2023


Mr Warren treated me throughout with competence and humanity. He successfully performed a very complex multiple hernia operation with great care and kept me well informed throughout the whole process. I commend him without reservation to anyone needing bowel surgery.

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Profile

Oliver is a Consultant Colorectal, Intestinal and Hernia Surgeon at Chelsea and Westminster Hospital, The London Clinic and The Lister Hospital. He has a high-volume practice in coloproctology and is a JAG accredited colonoscopist. He has an interest in hernias, including complex abdominal wall reconstruction. He performs over 50 colorectal resections per year, the vast majority using 'keyhole' surgery.

Prior to becoming a consultant surgeon he undertook colorectal surgery fellowships at St. Mark's Hospital, London and the Royal Prince Alfred Hospital, Sydney. He was a visiting fellow at the Cleveland Clinic, USA.

Oliver is an Honorary Senior Lecturer at Imperial College London and has written numerous scientific papers and book chapters on medical leadership, patient safety and surgical education. He is the co-author of the book 'Going into Hospital: A guide for patients, families and carers'.