ICD-10-CM > F01-F99 > F80-F89 > F80 F80 Specific developmental disorders of speech and language Non-Billable/Non-Specific Codes F80.0Phonological disorderF80.1Expressive language disorderF80.2Mixed receptive-expressive language disorderF80.4Speech and language development delay due to hearing lossF80.8Other developmental disorders of speech and languageF80.81Childhood onset fluency disorderF80.82Social pragmatic communication disorderF80.89Other developmental disorders of speech and languageF80.9Developmental disorder of speech and language, unspecified