Specific functions pertaining to the Department of Anesthesiology are established by the CRNA and his/her supervising physician(s), and approved by the appropriate medical and nursing administrators, the IDPC, the Credentials & Privileges Committee, the Stanford Hospital and Clinics (SHC) Medical Executive Committee and the SHC Board Credentials, Policies and Procedures Committee. A CRNA may provide only those medical services which he/she is competent to perform, and which are consistent with the CRNA's education, training and experience, and which are performed under the supervision of an anesthesiologist who is responsible for the patients cared for by that CRNA.