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 Is Herzing a good nursing school? What are the benefits of earning an interdisciplinary degree? What types of degrees can you get in networking or technology? Can I qualify for PMP certification with an MBA?