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E34.321

✓ Billable

Primary insulin-like growth factor-1 (IGF-1) deficiency

Endocrine, nutritional and metabolic diseases (E00-E89)

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Also Known As

Acid-labile subunit gene (IGFALS) defectGrowth hormone gene 1 (GH1) defect with growth hormone neutralizing antibodiesGrowth hormone insensitivity syndrome (GHIS)Insulin-like growth factor 1 gene (IGF1) defectLaron type short statureSevere primary insulin-like growth factor-1 deficiency (SPIGFD)Signal transducer and activator of transcription 5B gene (STAT5b) defect
✅ No additional coding notes for E34.321

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Code Information

CodeE34.321
BillableYes
ParentE34.32
CategoryEndocrine, nutritional and metabolic diseases (E00-E89)
Excludes10 rule(s)
Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)