2025 ICD-10-CM Diagnosis Code I15.2

Hypertension secondary to endocrine disorders

• I15.2 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 I15.2 became effective on October 1, 2024.
• This is the American ICD-10-CM version of I15.2 – other international versions of ICD-10 I15.2 may differ.

The following code(s) above I15.2 contain annotation back-references

 that may be applicable to I15.2:

• I00-I99  Diseases of the circulatory system
• I10-I1A  Hypertensive diseases
• I15  Secondary hypertension

Approximate Synonyms

• Adrenal hypertension (htn)
• Endocrine hypertension
• Hypertension co-occurrent and due to pheochromocytoma
• Hypertension secondary to endocrine disorder
• Secondary hypertension (htn) due to endocrine disorders
• Secondary hypertension (htn) due to pheochromocytoma

ICD-10-CM I15.2 is grouped within Diagnostic Related Group(s) (MS-DRG v42.0):

• 304 Hypertension with mcc
• 305 Hypertension without mcc

Convert I15.2 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 I15.2:

• Hypertension, hypertensive (accelerated) (benign) (essential) (idiopathic) (malignant) (systemic) I10
  • due to
    • endocrine disorders I15.2
    • pheochromocytoma I15.2 – see also Pheochromocytoma, by type
  • secondary NECI15.9
    • due to
      • endocrine disorders I15.2
      • pheochromocytoma I15.2 – see also Pheochromocytoma, by type