Kim is introduced in the second to last episode of the fifth season. She is said to have been at the hospital as a urologist for at least five years- as long as J.D. has. She was present on his first day and during several other events, but J.D. couldn't see her because he cannot see any women who wear wedding rings. At the end of the episode, she admits that she has been divorced for a year, but she wears her wedding ring to avoid unwanted advances from other doctors.The two begin dating and, Kim reveals she is pregnant. Ironically, the two did not actually have sex because they did not want to risk pregnancy; instead, their child was conceived via non-penetrative sex.After witnessing the birth of Turk and Carla's child, Isabella, they decide to go through the pregnancy and have the child. Kim accepts a position at a hospital in Tacoma, Washington, but will return in approximately four months. J.D. decides to make a surprise trip to visit Kim in order to see her first ultrasound, when she reveals she had miscarried. In light of this news, the two have a long conversation about their relationship, ultimately deciding to end it. At the end of the episode, however, she is seen during her ultrasound, having lied to get out of the relationship. In My Conventional Wisdom, Turk tries to get J.D.'s mind off of Elliot Reid's marriage by taking him to a medical convention in Phoenix, Arizona. Coincidentally, Kim is speaking at this convention and they learn she is still pregnant. They try to discuss things, but J.D. can't cope with it and leaves. Kim follows J.D. back to Sacred Heart and confronts him. They end up back together. They are child supposed to be named Sam Perry Gillgan- Sam after JD's father, Gillgan because JD lost a bet to Turk, Perry just because JD likes the ring of it.