Enhance your go-to-market strategy & execution with the most up-to-date and comprehensive data on hospitals, physicians, and other healthcare providers Definitive Healthcare is a registered data broker (CA, VT, OR, TX) and its Privacy Center has links labeled 'Request your information,' 'Set your information preferences,' and 'Request information removal' — start with 'Request information removal.' The page itself doesn't state the destination URLs, a response deadline, or whether ID verification is needed, so expect the standard statutory ~45-day window.