Administrative and Related Barriers to Covering the Costs of Preexposure Prophylaxis at a Safety-net Clinic in Seattle, Washington.

One barrier to human immunodeficiency virus preexposure prophylaxis (PrEP) is lack or perceived lack of health insurance or financial assistance. We performed a medical records review at a safety-net PrEP clinic in Seattle, Washington, and found that barriers to obtaining financial assistance were commonly recorded in association with initiation and persistence on PrEP.