Hinzmann began skating at age eight.[4] As a singles skater, she was coached by Carol Heiss Jenkins.[1] After switching to pairs, she skated with Ronnie Biancosino from around 2000 to 2002 and then with Steve Hartsell for one season.
Hinzmann teamed up with Aaron Parchem in 2003. She tore the anterior cruciate ligament in her left knee during a practice in August 2004 and skated with the injury during the season.[5][6] She underwent surgery following the U.S. Championships in January 2005 and was off the ice for four months.[7]
Hinzmann ended her competitive career on May 30, 2006, and went on to skate professionally with Lee Harris on cruise ships and in gala shows.[3] She participated in the third season of the Canadian television show Battle of the Blades, partnered with Todd Simpson.[8][9]