Complex & Unstructured Data — Decoding Health Data

A practical guide to the data types, standards, and formats behind modern health AI.

Part I: Getting Started

Part II: Administrative Data

Part III: Clinical Data

Part IV: Patient-Generated Data

Working with Health Data

© 2026 Daniel Feller. Licensed under CC BY-NC 4.0. Free for educational and non-commercial use with attribution. Cite as: Feller, D. Decoding Health Data. danieljfeller.github.io/book. For commercial licensing, contact danieljfeller@gmail.com.