best colorectal surgeon

Colorectal surgeons are physicians who specialize in the medical and surgical treatment of conditions that affect the lower digestive tract. They have thorough knowledge about usual surgery and in the examination and treatment of complications of the colon, rectum, and anus. Here you can Locate some of the Best Colorectal Surgeon in Kolkata, with our help.

What do they treat?

Colon and rectal surgeons treat conditions like an Anal abscess, anal fistula, anal fissure, Bowel incontinence, Colorectal cancer, Diverticular disease, Hemorrhoids, Irritable bowel syndrome (IBS), Pelvic floor dysfunction and Rectal prolapse (rectocele, proctocele). The Colon removal surgery or colectomy is actually the removal of a part or whole of your infected colon.

Best Colorectal surgeon in Kolkata

Colorectal surgeons implement looking after a patient as part of a healthcare crew. They work with nurses and other medical professionals as well as with other physicians. Colorectal surgeons normally go to hospitals or surgical hubs. Here is a shortlist of the best available colorectal surgeon in Kolkata.

1. Dr. Siddhartha Biswas

Dr. Siddhartha Biswas is the best colorectal surgeon in Kolkata. He has done MBBS (GOLD MEDALIST), MS ( SURGERY), F.A.I.S, D.N.B (SURGERY), M.N.A.M.S, F.I.M.S.A; MRCS (EDIN), M.CH.(PLASTIC & RECONSTRUCTIVE SURGERY)

Dr. Siddhartha Biswas is also working as a Laparoscopic, Onco ( Cancer)surgeon, Consultant Breast Surgeon,( Breast cancer Surgery/Reconstructive and Aesthetic Breast services) Plastic Surgeon at ILS Hospitals Dumdum, Swasti Super Speciality Clinic, Baguiati, Suraksha Polyclinic and at Lake Town Nursing home.


DR. SANJOY MANDAL is a Gastrointestinal Surgeon (Laparoscopy & GI Oncosurgery). He has degrees like MBBS (AIIMS), MS (AIIMS), DNB, MNAMS, MRCS (Ed), MCh (GI Surgery)

Dr. Sanjoy Mandal has done his graduation (MBBS) and an MD from AIIMS, New Delhi. He has super-specialized in gastrointestinal surgery and liver transplantation and was subsequentlybest colorectal surgeon awarded the degree of MCh (Master of chirurgie) in GI Surgery. Currently, he is acting as a senior consultant at the Salt Lake Specialty Clinic, Kolkata. Also, he is assigned to AMRI Group of Hospitals and ILS Hospital, Kolkata.


DR. SUDDHASATTWA SEN has completed his MBBS from R.G. Kar Medical College, MS from IPGMER, DNB (General Surgery) from National Board of Examinations, MRCS from the UK, DNB (Surgical Gastroenterology) from CMRI Hospital, Kolkata.

He has also completed his MNAMS from National Academy of Medical Sciences in 2007 and did numerous Fellowships.

With an experience of above 23 years, he did the most unique surgery in the World to do a rarest 20cm+ Colonic Tubular type Mucinous variant duplication cyst of right colon in an elderly patient from Jharkhand.

4. Dr. Kalyan Kar

Dr. Kalyan Kar of AMRI Hospital is a colorectal surgeon with 28 years of experience. He holds degrees like MBBS, MS, FRCS. He received a Gold medal in surgery in MS. 

In addition, a colorectal surgeon may also conduct periodic screening exams, such as sigmoidoscopy or colonoscopy. For detecting colorectal cancer and other digestive disorders if any. Some colorectal surgeons will have functional knowledge of patients with IBD and have more involvement with traditional IBD surgeries such as resections, ostomies, j-pouches, and strictureplasty.

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