- Q26.4 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2024 edition of ICD-10-CM Q26.4 became effective on October 1, 2022.
- This is the American ICD-10-CM version of Q26.4 – other international versions of ICD-10 Q26.4 may differ.
ICD-10-CM Q26.4 is grouped within Diagnostic Related Group(s):
- 306 Cardiac congenital and valvular disorders with mcc
- 307 Cardiac congenital and valvular disorders without mcc
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2016 (effective 10/1/2015): No change
- 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
- 2024 (effective 10/1/2022): No change
Diagnosis Index entries containing back-references to Q26.4:
- pulmonary venous > connection Q26.5
- opening, pulmonary veins > Anomaly, anomalous (congenital) (unspecified type) Q89.9
- venous connection > pulmonary Q33.9
- pulmonary > vein NEC Q27.8
- pulmonary venous connection > anomalous Q26.5