A post-master’s certificate is the best way to bridge from FNP to PMHNP as one of the shortest options for a master’s level education.Our PMHNP certificate can be completed in 20 months, providing current FNPs a fast path to taking the next step in their NP career. Discover the Herzing post master's PMHNP programExplore Now Other Questions How can I become a general nurse practitioner? Where can surgical technologists work? What courses are required in an IT degree curriculum? What are the benefits of working in healthcare administration?