Q38.1 – Ankyloglossia
ICD-10-CM 2027 diagnosis code · Other congenital malformations of the digestive system
ICD-10-CM code
Q38.1
- Code
Q38.1(claims format:Q381)- Description
- Ankyloglossia
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 17. Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)
- Block
- Q38-Q45 Other congenital malformations of the digestive system
- Parent codes
- Q38
Notes for Q38.1
Applicable to:
- Tongue tie
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Q38 – Other congenital malformations of tongue, mouth and pharynx
Index terms for Q38.1
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in Q38
- Q38.0 – Congenital malformations of lips, not elsewhere classifiedBillable
- Q38.2 – MacroglossiaBillable
- Q38.3 – Other congenital malformations of tongueBillable
- Q38.4 – Congenital malformations of salivary glands and ductsBillable
- Q38.5 – Congenital malformations of palate, not elsewhere classifiedBillable
- Q38.6 – Other congenital malformations of mouthBillable
- Q38.7 – Congenital pharyngeal pouchBillable
- Q38.8 – Other congenital malformations of pharynxBillable
Frequently asked questions
What is ICD-10 code Q38.1?
Q38.1 is the ICD-10-CM code for ankyloglossia, in the block Q38-Q45 (Other congenital malformations of the digestive system).
Is Q38.1 a billable code?
Yes. Q38.1 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does Q38.1 belong to?
It belongs to category Q38 – Other congenital malformations of tongue, mouth and pharynx.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.