Participant Code Card 2025

Your participation is
important!

Thank you for your interest in the National Survey on Drug Use and
Health (NSDUH)! To participate online:
1. Visit nsduh.rti.org/survey (or scan the
QR code)
2. Enter your Participant Code:

3. Follow the onscreen instructions to answer the questions. Know
you are making a difference!
If you have questions or need other assistance, please call us
toll-free at 1-800-848-4079.