CFR > Title 42 - Public Health > CHAPTER I—PUBLIC HEALTH SERVICE, DEPARTMENT OF HEALTH AND HUMAN SERVICES > SUBCHAPTER B—PERSONNEL (parts 21 to 24) > PART 23—NATIONAL HEALTH SERVICE CORPS > SUBPART B—Private Practice Special Loans for Former Corps Members (§23.21 to §23.35) > 23.22—What is the purpose of a private practice loan?