Medical Codes Reference for Behavioral Health
A free, clinician-facing reference covering the codes that matter most in behavioral health practice. Whether you are a therapist, counselor, psychologist, psychiatrist, or biller, accurate code selection is the difference between a paid claim and a denial. This hub covers three categories: CPT procedure codes for individual and group therapy, psychological testing, and psychiatric evaluation; ICD-10 diagnosis codes spanning the F-series mental health and substance use conditions; and the top denial reason codes you are most likely to encounter when submitting behavioral health claims to commercial insurers and Medicaid. Each code page includes a plain-language description, common use cases, reimbursement guidance, related codes, and answers to frequently asked billing questions. Use the search and filter tools on each group page to find the code you need fast.
CPT Codes
Current Procedural Terminology codes for behavioral health services — individual therapy, group therapy, psychological testing, and psychiatric evaluation.
ICD-10 Codes
International Classification of Diseases diagnosis codes for mental health and substance use conditions — depression, anxiety, ADHD, bipolar, PTSD, and more.
Denial Codes
Common insurance denial reason codes in behavioral health billing — understand why claims are rejected and how to appeal or correct them before resubmission.
Generate notes pre-tagged with the right codes
Scriber automatically suggests CPT and ICD-10 codes based on your session transcript. HIPAA-compliant, no audio retention, BAA included at signup.
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