ICD-10 F31.64
ICD-10 F31.64: Bipolar disorder, current episode mixed, severe, with psychotic features
Category
Bipolar disorders
Code Type
Mental health diagnosis
Using ICD-10 F31.64 on a Superbill
ICD-10 code F31.64 (Bipolar disorder, current episode mixed, severe, with psychotic features) is a bipolar 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 F31.64
Common CPT codes paired with ICD-10 F31.64 include 90837 (60-min psychotherapy), 90834 (45-min psychotherapy), and 90791 (initial psychiatric evaluation). The CPT code reflects the service rendered, not the diagnosis.