HIV Consultation and Referral Services

HIV Consultation and Referral Services


CDC’s national health information hotline, providing answers to your questions regarding HIV, how to protect yourself, and where to get an HIV test.
1-800-CDC-INFO (232-4636) | 1-888-232-6348 TTY
In English, en Español, 8 am to 8 pm EST, Monday through Friday

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A service of the United States Department of Health and Human Services (HHS), offers access to the latest, federally approved HIV/AIDS medical practice guidelines, HIV treatment and prevention clinical trials, and other research information for health care providers, researchers, people affected by HIV/AIDS, and the general public.
1-800-HIV-0440 (448-0440) | 1-888-480-3739 TTY
1-301-315-2816 (Outside United States)
In English, en Español, 1 pm to 4 pm ET, Monday through Friday |

The Clinician Consultation Center

Clinicians’ Warmline

Provides health care providers with expert clinical advice on preventing and treating HIV.
1-800-933-3413 | 9 am to 8 pm EST, Monday through Friday

Perinatal HIV Hotline

Provides clinicians with around-the-clock advice on indications and interpretations of HIV testing in pregnancy, and consultation on antiretroviral use during pregnancy, labor and delivery, and the postpartum period.
1-888-448-8765 | 24 hours, seven days a week


Provides expert guidance in managing health care worker exposures to HIV and hepatitis B and C. Clinicians receive immediate post-exposure prophylaxis (PEP) recommendations.
1-888-448-4911 | Occupational PEP: 11 am to 8 pm EST, seven days a week | Non-occupational PEP: 9 am to 8 pm EST, Monday through Friday; 11 am to 8 pm EST, weekends and holidays


Provides expert guidance on considerations for providing pre-exposure prophylaxis (PrEP) to people who don’t have HIV as part of an HIV prevention program.
1-855-448-7737 | 9 am to 8 pm EST, Monday through Friday

Substance Use Management

Peer-to-peer consultation from physicians, clinical pharmacists, and nurses with special expertise in substance use evaluation and management.
1-855-300-3595 | 9 am to 8 pm EST, Monday through Friday

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