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Dr Maher A. Abbas is an internationally known colorectal surgeon with 25 years of experience in medicine and surgery.

To date he has conducted over 15,000 operations and procedures. Upon completion of his professional training, Dr. Maher A. Abbas joined Kaiser Permanente in Los Angeles, California, where he established the tertiary national center in colon and rectal surgery. Dr. Maher A. Abbas has attained the highest rank of full professor of surgery in the USA. He has authored over 150 scientific publications including books, book chapters, and articles.

In 2013, Dr. Maher A. Abbas was recruited by the Cleveland Clinic as the founding chair of the digestive disease institute in its new Abu Dhabi location. In 2017, he moved to Dubai to launch the specialty of colon and rectal surgery and provide his clinical services nationally and internationally to patients from the UAE, Gulf countries, the Arab world, Asia, and Africa.

Medical Qualifications

  • Emory University (Georgia, USA)
  • Stanford University School of Medicine (California, USA)
  • Mayo Clinic Surgery Residency (Arizona, USA)
  • Cleveland Clinic Colorectal Surgery Fellowship (Florida, USA)
  • Cleveland Clinic Abu Dhabi, Founding Chair of the Digestive Disease institute (Abu Dhabi, UAE)

Fellowships & Boards

  • Fellow, American College of Surgeons
  • Fellow, American Society of Colon and Rectal Surgeons
  • Diplomate, American Board of Surgery
  • Diplomate, American Board of Colon and Rectal Surgery

Area of Expertise

  • Abdominal Pain
  • Anal Fissure, Fistula, Warts, Dysplasia and Anal Tumors
  • Anal or Rectal Prolapse
  • Colorectal Cancer Screening
  • Colorectal Cancer Treatment
  • Colorectal Polyp Removal
  • Constipation Evaluation and Treatment
  • Crohn’s Disease Surgical Treatment
  • Diverticulitis Treatment
  • Hemorrhoids Treatment
  • Pelvic Floor Disorders Evaluation and Treatment
  • Pilonidal Hair Cyst and Skin Disorders
  • Rectal Cancer Treatment
  • Treatment of Incontinence
  • Ulcerative Colitis Surgical Treatment

Endoscopic & Surgical Procedures

  • Anal & Rectal Ultrasound
  • Anorectal Manometry
  • Colonoscopy
  • Gastroscopy
  • Laparoscopic Camera Surgery
  • Laser Surgery
  • MIPP – Minimally Invasive Proctologic Procedures for Hemorrhoids, Fistula, Fissure
  • Protoscopy
  • Removal of Colorectal Polyps
  • Sigmoidoscopy
  • Stent placement

Wound & Stoma Management

King’s has a dedicated wound care specialist that offers ileostomy and colostomy care.


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