For patients

A weekly letter in plain language on how artificial intelligence is showing up in health care: in the exam room, in insurance decisions, and in the apps and chatbots people use at home. Each letter is reviewed by a physician before it is published. It is general information, not medical advice: talk with your own doctor about your care.

• Week of Sept 28, 2026Who's listening, and who's deciding

  AI note-takers are spreading in exam rooms, insurers blame hospitals' AI for higher bills, Medicare's AI review pilot draws complaints, and a reminder about what privacy law covers when you use a chatbot.