Terms of use and privacy

Last updated November 12, 2026

Education only

DR GPT™ Health is general education from Harvey Castro, MD, MBA. It is not medical, legal, compliance or financial advice. Reading it does not create a doctor-patient relationship. In an emergency, call 911. For thoughts of harming yourself, call or text 988.

AI can be wrong

This site discusses artificial intelligence. AI tools can be wrong, out of date, biased or confidently mistaken. A qualified human should review any AI output before it affects a patient, a claim or a decision.

Privacy

This site has no forms and does not ask for personal information. It uses Cloudflare to deliver pages and may use privacy-friendly Cloudflare Web Analytics, which does not use cookies. Links to other sites, such as Substack, LinkedIn or HarveyCastroMD.com, follow those sites' own privacy policies.

Use at your own risk

I do everything I can to keep this site accurate and secure, but I cannot know every way a site could be compromised or every way information could be misused. You use this site at your own risk. To the extent the law allows, I am not liable for any loss from using it.

AI-built, human-reviewed

Parts of this site were built with the help of AI coding tools and reviewed by a human ("human plus AI"). Like all software, it may contain mistakes. Please report anything that looks wrong through HarveyCastroMD.com.

Trademarks

DR GPT™ is a trademark of Harvey Castro, MD, MBA. Google, Gemini, OpenAI, ChatGPT, Anthropic, Claude, Microsoft and Copilot are trademarks of their owners. This site is not affiliated with or endorsed by any of them.