2025 ICD-10-CM Diagnosis Code E29.0

Testicular hyperfunction

• E29.0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• The 2025 edition of ICD-10-CM E29.0 became effective on October 1, 2024.
• This is the American ICD-10-CM version of E29.0 – other international versions of ICD-10 E29.0 may differ.

ICD-10-CM Coding Rules

• E29.0 is applicable to male patients.

Applicable To

• Hypersecretion of testicular hormones

The following code(s) above E29.0 contain annotation back-references

 that may be applicable to E29.0:

• E00-E89  Endocrine, nutritional and metabolic diseases
• E20-E35  Disorders of other endocrine glands
• E29  Testicular dysfunction

Approximate Synonyms

• Gonadotropin-independent familial sexual precocity
• Testotoxicosis

ICD-10-CM E29.0 is grouped within Diagnostic Related Group(s) (MS-DRG v42.0):

• 643 Endocrine disorders with mcc
• 644 Endocrine disorders with cc
• 645 Endocrine disorders without cc/mcc

Convert E29.0 to ICD-9-CMCode History

• 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
• 2017 (effective 10/1/2016): No change
• 2018 (effective 10/1/2017): No change
• 2019 (effective 10/1/2018): No change
• 2020 (effective 10/1/2019): No change
• 2021 (effective 10/1/2020): No change
• 2022 (effective 10/1/2021): No change
• 2023 (effective 10/1/2022): No change
• 2024 (effective 10/1/2023): No change
• 2025 (effective 10/1/2024): No change

Diagnosis Index entries containing back-references to E29.0:

• Hyperfunction
  • testicular E29.0
• Hypergonadism
  • testicular E29.0 (primary) (infantile)
• Hypersecretion
  • androgen (testicular) E29.0
  • hormone(s)
    • testicular E29.0
• Puberty (development state) Z00.3
  • precocious (constitutional) (cryptogenic) (idiopathic) E30.1
    • due to
      • testicular hyperfunction E29.0