S
- Sanitation Facilities Construction, Division of
- Sexually Transmitted Infections (STIs)
- Scholarships Program
- Self-Governance (OTSG), Office of Tribal
- Sexual Abuse Prevention
- Sexually Transmitted Diseases
- Sexual Assault, Health Topic
- Social Media
- Special Diabetes Program for Indians (SDPI)
- Standard Code Book (SCB)
- Strategic Plan
- Statistics, Division of Program
- STI, Sexually Transmitted Diseases
- Substance Abuse Program, Alcohol and
- Substance Abuse and Suicide Prevention (SASP) program (formerly MSPI)
- Suicide Prevention Program
- Syphilis