( CNN ) -- TV 's Dr. Mehmet Oz attempted to offer more than just health guidance on a busy street in Manhattan on Tuesday morning after a taxi jumped a curb and hit a pedestrian and a cyclist . The accident happened at 49th Street and Sixth Avenue -- home to Rockefeller Center and near Radio City Music Hall and Saks Fifth Avenue -- around 11 a.m. A British tourist was struck and her right leg was severed above her foot and below the knee , according to New York City police . She was sent to Bellevue Hospital , where she was undergoing surgery to try to reattach her right leg , police said . A bicyclist was also struck but was treated at the scene . Police said the incident seemed like an accident . Oz , the host of `` The Dr. Oz Show , '' was getting ready for a shoot when he and his team heard emergency vehicles rushing to the scene , according to Tim Sullivan , representative of the Dr. Oz show . Their offices are about a block away from the accident . Dick Van Dyke helped from burning car . Oz and students from the medical staff on the show ran to the accident , but by the time they arrived , paramedics were already on the scene assisting the injured tourist , according to Sullivan . A good Samaritan walking by was able to use his belt as a tourniquet until paramedics arrived , according to Sullivan . `` David Justino , a plumber from New York , took action , removing his belt and using it as a tourniquet , '' Oz said in a Facebook post . `` My prayers are with the victim for a speedy recovery . '' He posted a photo of himself and Justino on Facebook . Oz told CNN affiliate PIX11 that when he arrived , the belt had been tied to the woman 's leg and he was just trying to tighten it to stop the bleeding . The cab driver was in a daze and very emotional , Oz said . Another good Samaritan , Max Crespo , a pizza truck owner , put the woman 's amputated leg in a bucket of ice until paramedics arrived , according to WCBS . Oz praised `` Plumber Dave '' as a hero in the accident . `` Plumber Dave , who 's an average Joe , an average Dave , walking along the streets , saved her life , '' Oz told PIX11 . Dr. Oz 's 10 habits of healthy families .
A taxi jumps a curb at a busy intersection and hits a British tourist and a cyclist , police say . Dr. Oz and his student staffers run to the scene about a block away from their office . The tourist 's foot is amputated , and a good Samaritan uses his belt as a tourniquet . Comment: