The Advanced Practice Nurse (APN) Certified Nurse Anesthetist (CNA) is a Certified Registered Nurse Anesthetist (CRNA). The CRNA provides a full range of services emphasizing quality, timeliness, and the advancement of the Veterans Affairs (VA) mission. The CRNA practices to the full extent of their education, training, and certification. Advanced Practice Nurse (Certified Nurse Anesthetist) Basic Requirements English Language Proficiency. In accordance with 38 U.S.C. 7402(f), no person shall serve in direct patient care positions unless they are proficient in basic written and spoken English. Education. A masters or doctoral degree in nurse anesthesia. (Applicants pending the completion of educational requirements may be referred and tentatively selected but may not be hired until the edu