Searching Hernia Surgeon in Kalyani Nagar, Koregaon Park, Viman Nagar, Camp and Pune ?. Dr Gowri Singh is the Reliable Hernia Surgeon in Kalyani Nagar, Koregaon Park, Viman Nagar, Camp and Entire Pune. A hernia occurs when an organ or fatty tissue squeezes through a weak spot in a surrounding muscle or connective tissue called fascia. The most common types of hernia are inguinal (inner groin), incisional (resulting from an incision), femoral (outer groin), umbilical (belly button), and hiatal (upper stomach).