Amanda J. Johnson, MSN, FNP-C Nephrology Nurse Practitioner Specialty: Nephrology Ferguson Medical Group1012 North Main StreetSikeston, MO 63801 [map]573-471-0330 Accepting New Patients! Board Certification American Academy of Nurse Practitioners Medical Education 2021 - South University, Savannah, GA 2018 - South University, Savannah, GA 2010 - Southeast Hospital of Nursing and Health Sciences