The Doctor and his Demons Book 1: The Psychic Situation

Dr. NIlus is one of the best doctors in America, which is why it's such a shame that no one knows him. He has what some people would call a "gift" That being to summon demons. But to him, it's nothing ] too special, especially when he works in a Hospital for the bizarre, constantly dealing with cursed prostates, Goblins with Gonorrhea, His Boss who may or may not eat children on the side, and incredibly lethal office politic. And when he gets a case on a Detective who was  mysteriously poisoned, and it's up to him and his team to figure out what happened to the woman, who is to blame, and if there is enough time to catch the culprit before they kill again.