Health API Guy

Substack newsletter · by Brendan Keeler · English

Connecting the dots on connecting the systems

Audience: 12K subscribers; Shown publicly on Substack
Publishing: Every two weeks; 8 posts indexed in the last 90 days
Last post: Oct 9, 2026; 20 days ago
Likely audience: Healthcare IT professionals; Inferred from post content

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#270 on Substack's Technology leaderboard

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Health API Guy is a Substack newsletter by Brendan Keeler covering Data privacy, AI agents and Healthcare data interoperability. NewsletterFIT indexed 8 posts from it in the last 90 days, most recently on Oct 9, 2026. Shown publicly on Substack: 12K subscribers. It ranks #270 on Substack's Technology leaderboard.

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Compiled from public pages · refreshed Oct 16, 2026 · How NewsletterFIT collects and labels data

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