ICD-10 F34.1
ICD-10 F34.1: Dysthymic disorder
Category
Mood disorders
Code Type
Mental health diagnosis
Using ICD-10 F34.1 on a Superbill
ICD-10 code F34.1 (Dysthymic disorder) is a mood 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 F34.1
Common CPT codes paired with ICD-10 F34.1 include 90837 (60-min psychotherapy), 90834 (45-min psychotherapy), and 90791 (initial psychiatric evaluation). The CPT code reflects the service rendered, not the diagnosis.
Note: Persistent depressive disorder.