Yong Pal
용팔이 (original)
Kim Tae Hyun is a promising young surgeon, but his finances take a dive when his sister's health condition requires costly dialysis treatments. When Tae Hyun subsequently falls into a vicious cycle of debt, he assumes the alias of "Yong Pal" and begins making house calls for criminals who are willing to pay top dollar. Complicating things further, Tae Hyun gets involved with Han Yeo Jin, a comatose patient at the hospital.
Starring Joo Won, Kim Tae-hee, Jo Hyun-jae, Chae Jung-an, Jung Woong-in, Stephanie Lee, Jo Bok-rae, Park Hye-su, Kim Mi-kyeong, Ahn Se-ha
Watch "Yong Pal" from streaming services Netflix, Rakuten Viki released in 2015. It's a drama and romance show, and has a rating of 7.4 out of 10 from Imdb which is usually fine for this kind of show.