ICD-10-CM Alphabetic Index · FY 2026 14 Entries
Hypofunction in the ICD-10-CM Index ICD-10-CM
The main term Hypofunction carries 14 index entries pointing to 10 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
10
Codes Referenced
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Default Code
H
Letter
14 of 14 shown
ICD-10-CM
Index Entries Under Hypofunction 14 entries · 10 codes
Hypofunction
adrenocortical E27.40
drug-induced E27.3
postprocedural E89.6
primary E27.1
adrenomedullary, postprocedural E89.6
cerebral R29.818
corticoadrenal NEC E27.40
intestinal K59.89
labyrinth
ovary E28.39
pituitary (gland) (anterior) E23.0
testicular E29.1
postprocedural (postsurgical) (postirradiation) (iatrogenic) E89.5
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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.
