A: The answer to the question on how to become a nurse practitioner in 2 years needs explanation. Students can complete their certification in Nursing in 2 years from a community college and 4 years from a state school.: In order to become a nurse practitioner, you will need at least a basic level education in the field of nursing. You can get this education by completing a diploma or certification that will take you 6 months to a year to complete.