F80.0 – Phonological disorder
ICD-10-CM 2027 diagnosis code · Pervasive and specific developmental disorders
ICD-10-CM code
F80.0
- Code
F80.0(claims format:F800)- Description
- Phonological disorder
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 5. Mental, Behavioral and Neurodevelopmental disorders (F01-F99)
- Block
- F80-F89 Pervasive and specific developmental disorders
- Parent codes
- F80
Notes for F80.0
Applicable to:
- Dyslalia
- Functional speech articulation disorder
- Lalling
- Lisping
- Phonological developmental disorder
- Speech articulation developmental disorder
- Speech-sound disorder
Excludes1 (not coded here):
Excludes2 (not included here):
- speech articulation impairment due to hearing loss (F80.4)
- speech articulation impairment due to intellectual disabilities (F70-F79)
- speech articulation impairment with expressive language developmental disorder (F80.1)
- speech articulation impairment with mixed receptive expressive language developmental disorder (F80.2)
Index terms for F80.0
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in F80
- F80.1 – Expressive language disorderBillable
- F80.2 – Mixed receptive-expressive language disorderBillable
- F80.4 – Speech and language development delay due to hearing lossBillable
- F80.8 – Other developmental disorders of speech and languageHeader
- F80.9 – Developmental disorder of speech and language, unspecifiedBillable
Frequently asked questions
What is ICD-10 code F80.0?
F80.0 is the ICD-10-CM code for phonological disorder, in the block F80-F89 (Pervasive and specific developmental disorders).
Is F80.0 a billable code?
Yes. F80.0 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does F80.0 belong to?
It belongs to category F80 – Specific developmental disorders of speech and language.
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.