STS offers substance use treatment, HIV support services, prevention programs, case management, and community‑based support for individuals and families in Somerset County.
STS accepts Medicaid and many insurance plans. If you are uninsured, our team will work with you to determine eligibility for state‑funded programs or sliding‑scale options.
Call our office to schedule an intake appointment. During your first visit, you’ll meet with a counselor who will assess your needs and recommend the appropriate level of care.
Please bring a photo ID, insurance card (if applicable), and any relevant medical or legal documents. If you’re unsure, our staff can guide you.
Yes. All services at STS follow strict federal and state confidentiality laws, including HIPAA and 42 CFR Part 2.
Yes. STS provides education, referrals, and support services for families affected by substance use or HIV.
If you are experiencing a medical or mental health emergency, call 911. For urgent substance use support, contact the NJ Addiction Hotline at 1‑844‑276‑2777. STS can schedule intake appointments as soon as possible.
We are located at 118 West End Avenue, Somerville, NJ. Free on‑site parking is available for all clients and visitors.