National Government Services LCD for Psychiatry and Psychology Services (L33632) contains information for billing CPT code 90853. CPT code 90853 represents psychotherapy administered in a group setting, involving no more than 12 participants, facilitated by a trained therapist simultaneously providing therapy to multiple patients. The group therapy session typically lasts 45 to 60 minutes. Personal and group dynamics are discussed and explored in a therapeutic setting allowing emotional catharsis, instruction, insight, and support.
Please note that the number of participants must be documented in the medical records as noted in the LCD for coverage of CPT code 90853. Please refer to LCD for Psychiatry and Psychology Services (L33632) for additional coverage and documentation requirements.