process for employees of the Veterans Health Administration for each position specified in section 7421(b) of this title and advanced practice registered nurses. (b) Recognition throughout Administration If an employee of the Administration in a position described in subsection (a) is credentialed under this section for purposes of practicing in a location within the Administration, such credential shall be deemed to be sufficient for the employee to practice in any location within the Administration. (c) Renewal (1) Except as provided in paragraph (2), the Secretary may provide for the renewal of credentials under this section pursuant to such regulations as the Secretary may prescribe for such purpose. (2) Renewal of credentials under this section may not be required solely because an employee moves from one facility of the Department to another. (d) Advanced practice registered nurse defined In this section, the term advanced practice registered nurse has the meaning given that term in section 5509(e)(1) of the Patient Protection and Affordable Care Act ( Public Law 111–148