Health API Guy
Brendan Keeler, Brad Thorson, Pryce Ancona, Ryan Tucker, Ryan Brickner, Bryan FowlerConnecting the dots on connecting the systems
| Platform |  | Pricing | Freemium | Publishes | Twice weekly |
|---|---|---|---|---|---|
| Issues | 213 | Founded | 6 years ago | Last Issue | 13 days ago |
| Active | |||||
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healthapiguy.substack.comLatest Issues
An OpenEvidence v. Doximity Obituary
Health tech’s messiest AI lawsuit ends with a whimper, not a sanction
OpenEvidence v. Doximity, health tech’s most dramatic AI lawsuit, passed away on Friday, October 16, 2026, in the U.S. District Court for the District of Massachusetts....
Information Blocking Has Entered the Meta Chat
Dash.fi invoked health IT’s landmark access case against Meta. The Cures Act didn’t come with it.
Tell me, did you expect the next case to cite information blocking to be one featuring none other than Meta? I personally did not!
The Information Exchange: Agents Behaving Badly
We sit on the precipice of conference season (and the holiday season thereafter and probably a proposed rule or two to boot). So we got the gang back together before we hit warp speed to 2027. Brad, Bryan, Pryce and I get into:
- The dee...
Hull v. Epic: Waiving the White Flag?
With Veeva's backing, Hull turns down Epic's one-person surrender and asks for the whole fortress.
Hull v. Epic, the lawsuit by a former employee challenging Epic's vast web of labor restraints, is back and spicier than ever. We’ve got an...
September Monthly Review: Health MCP Guy?
For all the time I spend talking about APIs and data exchange, this newsletter has had embarrassingly little interoperability of its own. It’s old-school SaaS, baby - UI or bust.
Not all of that is my fault! Substack, for all its popularit...
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Authors
The writers behind this newsletter.
Healthcare integration and interoperability. Interoperability Practice Lead at HTD Healthy and author of Health API Guy. Formerly Flexpa, Zus, Redox and Epic.
I like solving puzzles and talking to people.
Healthcare Interoperability Geek
Interoperability Principal at HTD Health. Former Epic, Health Gorilla, Health Catalyst. Probably writing about health tech. Definitely chasing two kids around.
Kellogg '27
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