OpenAI is rolling out ChatGPT Health to all U.S. users over 18 on free and paid plans, letting them link personal data from Apple Health, Epic and other platforms. The feature, tested since January amid rising health queries and a lawsuit over bad advice, still carries a disclaimer against using it for formal diagnosis.

This article profiles eight healthcare services companies using AI across their care stacks to cut costs, speed up treatment, and boost patient engagement. From smarter caregiver scheduling at Honor to AI-driven patient outreach at Cityblock, each example shows measurable improvements in outcomes, efficiency, or retention. The piece argues that service-focused models with embedded AI have a durable edge over pure software plays.