Release guide
2027 ICD-10-CM: your guide to the October release
When FY2027 ICD-10-CM takes effect, which official files to check, and how to prepare your code lookup workflow for the October 2026 release.
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When FY2027 ICD-10-CM takes effect, which official files to check, and how to prepare your code lookup workflow for the October 2026 release.
Coding essentials
A practical ICD-10-CM lookup workflow: find a documented term, follow index instructions, then verify the full code and inherited notes in the Tabular List.
Coding essentials
Understand Excludes1 and Excludes2 notes, the unrelated-condition exception, and why instructions on parent categories matter during ICD-10-CM lookup.
Code spotlight
Explore M54.50, low back pain unspecified, alongside M54.51 and M54.59. Review the official titles, category notes and documentation before code selection.
Coding essentials
Why a billable ICD-10-CM label does not guarantee payment, how categories differ from complete codes, and when unspecified codes have a role.
Coding essentials
Learn why some ICD-10-CM codes need a seventh character, how placeholder X preserves its position, and why initial encounter does not mean first visit.