A Licensed Psychiatric Nurse Practitioner providing mental health care through private practice with flexible scheduling and full autonomy.. Licensed Psychiatric Nurse Practitioner. Did you know that you can build a flexible private practice on your terms as a psychiatric nurse practitioner?. You’re a fully licensed psychiatric nurse practitioner with your DEA or CDS number , ANCC board certification , a valid NPI number and malpractice insurance.. psychiatric nurse practitioner, mental health care, private practice, insurance credentialing, EHR tools, patient care, Medicaid, billing support, continuing education, independent contractor