Potential employers may prefer a candidate with experience as a CNA, but it’s not necessarily a requirement for getting a job as an LPN (same goes for going from CNA to RN).There is no prerequisite to be a CNA before enrolling in the Herzing University PN program. Learn More About Our Practical Nursing ProgramExplore Now Other Questions What’s the difference between radiology technologist and technician? BA vs. BS in psychology: what’s the difference? Where do medical records technicians work? How long does it take to earn a DNP?