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E29.1

Testicular hypofunction

Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 8 never code together
E29.1code
Excludes1
  • postprocedural testicular hypofunction (E89.5)E89.5E89.5
E29code
Excludes1
  • androgen insensitivity syndrome (E34.5-)E34.5-
  • azoospermia or oligospermia NOS (N46.0-N46.1)N46.0-N46.1
  • isolated gonadotropin deficiency (E23.0)E23.0
  • Klinefelter's syndrome (Q98.0-Q98.1, Q98.4)Q98.0-Q98.1Q98.4
E20-E35block
Excludes1
  • galactorrhea (N64.3)N64.3
  • gynecomastia (N62)N62
E00-E89chapter
Excludes1
  • transitory endocrine and metabolic disorders specific to newborn (P70-P74)P70-P74

Excludes1 — never code together. The excluded condition and this one are mutually exclusive.

Instructional notes 5
E29.1code
Inclusion terms
  • Defective biosynthesis of testicular androgen NOS
  • 5-delta-Reductase deficiency (with male pseudohermaphroditism)
  • Testicular hypogonadism NOS
Use additional code
  • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)T36-T50T36-T50
E00-E89chapter
Notes
  • All neoplasms, whether functionally active or not, are classified in Chapter 2. Appropriate codes in this chapter (i.e. E05.8, E07.0, E16-E31, E34.-) may be used as additional codes to indicate either functional activity by neoplasms and ectopic endocrine tissue or hyperfunction and hypofunction of endocrine glands associated with neoplasms and other conditions classified elsewhere.E05.8E07.0E16-E31E34.-
Index entries leading here 13
  • Pseudohermaphroditism Q56.3
    • male Q56.1
      • with
        • 5-alpha-reductase deficiency E29.1
  • Deficiency, deficient
    • 5-alpha reductase (with male pseudohermaphroditism) E29.1
    • hormone
  • Abnormal, abnormality, abnormalities — see also Anomaly
    • biosynthesis, testicular androgen E29.1
  • Defect, defective Q89.9
    • biosynthesis, androgen (testicular) E29.1
  • Eunuchoidism E29.1
  • Failure, failed
    • Leydig's cell, adult E29.1
    • seminiferous tubule, adult E29.1
    • testicular endocrine function E29.1
  • Syndrome — see also Disease
    • functional
      • prepubertal castrate E29.1
  • Insufficiency, insufficient
  • Hypofunction
  • Hypogonadism
  • Infantile — see also condition
  • Panhypogonadism E29.1
  • Undeveloped, undevelopment — see also Hypoplasia
Alongside this code 3 same parent — E29
E29.0 Testicular hyperfunction E29.8 Other testicular dysfunction E29.9 Testicular dysfunction, unspecified
Additional references
AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

Risk adjustment

Maps to no condition category in any loaded model.

Presence is a property of the code. Untick a model to hide it everywhere.

This code

Billable
yes
Code set
FY2026
Parent
E29
Block
E20-E35
Siblings
3

Present FY2024–FY2027.