2025 ICD-10-CM Diagnosis Code I27.1

Kyphoscoliotic heart disease

• I27.1 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 I27.1 became effective on October 1, 2024.
• This is the American ICD-10-CM version of I27.1 – other international versions of ICD-10 I27.1 may differ.

The following code(s) above I27.1 contain annotation back-references

 that may be applicable to I27.1:

• I00-I99  Diseases of the circulatory system

ICD-10-CM I27.1 is grouped within Diagnostic Related Group(s) (MS-DRG v42.0):

• 314 Other circulatory system diagnoses with mcc
• 315 Other circulatory system diagnoses with cc
• 316 Other circulatory system diagnoses without cc/mcc

Convert I27.1 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

Code annotations containing back-references to I27.1:

• Type 1 Excludes: M41

Diagnosis Index entries containing back-references to I27.1:

• Disease, diseased – see also Syndrome
  • heart (organic) I51.9
    • kyphoscoliotic I27.1
• Hypertension, hypertensive (accelerated) (benign) (essential) (idiopathic) (malignant) (systemic) I10
  • pulmonaryI27.20
    • due to
      • kyphoscoliotic heart disease I27.1
• Kyphoscoliosis, kyphoscoliotic (acquired) M41.9 – see also Scoliosis
  • heart I27.1 (disease)