ICD-10 F98.5
ICD-10 F98.5: Adult onset fluency disorder
Category
Other childhood disorders
Code Type
Mental health diagnosis
Using ICD-10 F98.5 on a Superbill
ICD-10 code F98.5 (Adult onset fluency disorder) is a other childhood disorders code used on superbills for mental health therapy billing. Insurance companies require at least one ICD-10 code per superbill to process a reimbursement claim.
CPT Codes Commonly Used With F98.5
Common CPT codes paired with ICD-10 F98.5 include 90837 (60-min psychotherapy), 90834 (45-min psychotherapy), and 90791 (initial psychiatric evaluation). The CPT code reflects the service rendered, not the diagnosis.