A Wisconsin lawsuit is making national headlines by accusing a doctor who holds an Arizona medical license of using his own sperm to inseminate patients without their knowledge. Dettmann practiced as an OB-GYN in the Milwaukee area for decades. RELATED STORY | Family sues Florida fertility clinic after their child is found to be genetically unrelatedOnline Arizona Medical Board records show Dettmann has been licensed in Arizona since 1997. In a previous statement, his attorney said Dettmann retired in the 1990s and denies the allegations in the lawsuit. This article was originally published by Dave Biscobing for the Scripps News Group station in Phoenix.