- L21.1 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 L21.1 became effective on October 1, 2022.
- This is the American ICD-10-CM version of L21.1 – other international versions of ICD-10 L21.1 may differ.
ICD-10-CM L21.1 is grouped within Diagnostic Related Group(s):
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 L21.1:
- infantile > seborrheic L21.9
- intertriginous > infantile (due to any substance) L20.83
- seborrheic > infantile (due to any substance) L20.83
- infantile > intertriginous NEC L30.4
- desquamativum > Erythroderma (secondary) L53.9
- infantile > dermatitis L21.9
- infantile > eczema L21.9