- Q18.2 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 Q18.2 became effective on October 1, 2022.
- This is the American ICD-10-CM version of Q18.2 – other international versions of ICD-10 Q18.2 may differ.
ICD-10-CM Q18.2 is grouped within Diagnostic Related Group(s):
- 154 Other ear, nose, mouth and throat diagnoses with mcc
- 155 Other ear, nose, mouth and throat diagnoses with cc
- 156 Other ear, nose, mouth and throat diagnoses without cc/mcc
Applicable To
- Branchial cleft malformation NOS
- Cervical auricle
- Otocephaly
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 Q18.2:
- cervical > Auricle, auricular
- cartilage, congenital > Branchial
- auricle > Cervical
- branchial (persistent) > Cleft (congenital)
- branchial cleft NOS > closure (congenital) Q45.8
- branchial cleft > Malformation (congenital)
- cervical > auricle (ear) Q17.4
- branchial cleft NOS > Persistence, persistent (congenital)