ICD-10 F45.20
ICD-10 F45.20: Hypochondriasis, unspecified
Category
Somatic disorders
Code Type
Mental health diagnosis
Using ICD-10 F45.20 on a Superbill
ICD-10 code F45.20 (Hypochondriasis, unspecified) is a somatic 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 F45.20
Common CPT codes paired with ICD-10 F45.20 include 90837 (60-min psychotherapy), 90834 (45-min psychotherapy), and 90791 (initial psychiatric evaluation). The CPT code reflects the service rendered, not the diagnosis.