1 Experience in the field for one year. 2  Join a training program and complete it. 3  To become a patient care technician. 4  Register for National Certification exam to become a certified patient care technician by NCCA National certification career association. Experience in the field for one year. 2  Join a training program and complete it. 3  To become a patient care technician. 4  Register for National Certification exam to become a certified patient care technician by NCCA National certification career association.