ICD-10-CM Alphabetic Index · FY 2026 14 Entries
Alteration in the ICD-10-CM Index ICD-10-CM
The main term Alteration (of), Altered carries 14 index entries pointing to 9 ICD-10-CM codes. Every indented line below refines the term by site, cause, or type. Verify any candidate code in the Tabular List before using it.
✓ Built from the official CMS FY 2026 index fileEffective Oct 1, 2025 – Sep 30, 2026
14
Index Entries
9
Codes Referenced
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Default Code
A
Letter
14 of 14 shown
ICD-10-CM
Index Entries Under Alteration 14 entries · 9 codes
Alteration (of), Altered
awareness
transient R40.4
unintended under general anesthesia, during procedureT88.53
mental status R41.82
pattern of family relationships affecting child Z62.898
sensation
following
cerebrovascular disease I69.998
cerebral infarction I69.398
intracerebral hemorrhage I69.198
nontraumatic intracranial hemorrhage NEC I69.298
specified disease NEC I69.898
subarachnoid hemorrhage I69.098
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Related Index Terms
Source: Centers for Medicare & Medicaid Services, FY 2026 ICD-10-CM Index to Diseases and Injuries release files, effective October 1, 2025 through September 30, 2026.
