101 Guides

Health IT 101

Master the basics of healthcare technology with accessible guides on timely topics, from RADV audits to NLP.

Medical coding systems

Diagnosis and clinical terminology

ICD-10-CM 101: A guide to the international coding system

NDC codes 101: A complete guide to National Drug Codes

HCC coding 101: Understanding Hierarchical Condition Category coding

SNOMED CT 101: A 2025 guide to the international terminology system

Z codes 101: What you need to know for clinical documentation, value-based care

RxNORM 101: What you need to know for clinical documentation

LOINC 101: A guide to the standardized vocabulary

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