(Note that the most recent guidelines do not recommend HPV testing at all for girls under 20.). Repeat HPV tests. If you are over 30, how often you need to repeat the HPV test depends on your past results. For example, if both your Pap and HPV test results are normal, re-testing is needed just once every three years.Visit the section in this Web site on  What the Test Results Mean to You  for more information.Q.Note that the most recent guidelines do not recommend HPV testing at all for girls under 20.). Repeat HPV tests. If you are over 30, how often you need to repeat the HPV test depends on your past results. For example, if both your Pap and HPV test results are normal, re-testing is needed just once every three years.