Business Practices
Behavioral Health Billing: The Rules That Trip Practices Up
Time-based codes, session length documentation, and payer differences make behavioral health billing unique. Here is how to bill it correctly.
Time-based coding needs proof
Psychotherapy codes are selected by session duration, so the start and stop times must be documented. Prolonged-service add-ons require precise minute counts beyond the base code threshold.
Know your payer differences
Telehealth coverage, initial vs. follow-up visit limits, and prior authorization rules vary widely between plans. Keep a payer matrix for your most-used codes and check it before the session is scheduled.
Watch medical necessity language
Progress notes must connect treatment to a diagnosis and a plan. Vague notes are a top reason behavioral health claims deny on review. Our billing team audits charts, resolves denials, and keeps claims clean for mental health practices.
This article is for general information and is not legal advice. Rules change often — confirm current requirements with CMS, your payers, or counsel.