Free, expert advice for clinicians, clinics and health systems in providing quality HIV/AIDS care from the National Clinician Consultation Center, Regional AETCs, and other Federal programs.

Learn more about the NCCC

HIV Management

  • 1-800-933-3413
  • Expert advice on preventing and treating HIV.
  • Online requests
  • Monday–Friday; 9am-8pm ET.


  • 1-888-448-4911
  • Advice on managing occupational exposure to HIV, hepatitis, and other bloodborne pathogens.
  • 7 days/week; 9am-9pm ET.

Perinatal HIV

  • 1-888-448-8765
  • Guidance on HIV testing and care during pregnancy, labor and delivery, and postpartum.
  • 7 days/week; 24 hrs/day.


  • (855) 448-7737
  • (855) HIV-PrEP
  • For questions about pre-exposure prophylaxis (PrEP) as an HIV-prevention tool.
  • Monday–Friday; 11am-6pm ET.

Hepatitis C Management

  • 844-437-4636
  • 844-(HEP-INFO)
  • Clinician-to-clinician advice on hepatitis C mono-infection management from testing to initiating treatment to managing advanced disease.
  • Monday–Friday; 9am-5pm ET.

Substance Use Management

  • 1-855-300-3595
  • Clinically supported advice on substance use management for healthcare providers.
  • Monday–Friday; 9am-8pm ET.

COVID-19 Management

  • The NCCC provides tele-consultation and guidance on COVID-19-related inquiries as they pertain to HIV, HCV, and substance use-related prevention and treatment efforts
  • Clinicians are welcome to call any of the NCCC’s toll-free numbers or can also submit case queries online.