Primary Care Nurse Practitioner Overview. As Wayspring's Primary Care Practitioner, you will be at the forefront of a groundbreaking model that blends holistic care with substance use disorder treatment for underserved populations.. Responsibilities of the Primary Care Nurse Practitioner. Requirements and Preferred Qualifications Master's degree in nursing, with board certification from the AANP or ANCC as a Primary Care Nurse Practitioner, Family Nurse Practitioner or Adult Nurse Practitioner with a minimum of one year experience in primary care or related field. Previous credentialing by Medicare, Medicaid and other commercial insurance plans is highly preferred