CPT 90853 + ICD-10 F33.9: Major depressive disorder, recurrent, unspecified
Group psychotherapy billed with Major depressive disorder, recurrent, unspecified — documentation requirements, denial reasons, modifiers, and reimbursement context.
CPT Code
90853
Group psychotherapy
ICD-10 Code
F33.9
Major depressive disorder, recurrent, unspecified
Common Modifiers
Compatibility Notes
Group therapy for recurrent unspecified MDD. Appropriate when participants are mid-evaluation and severity specifiers are pending. Per-participant billing required. Refine to severity specifiers (F33.0, F33.1) as soon as established per participant.
Documentation Required
- ✓Per-participant attendance and recurrent MDD diagnosis
- ✓Prior episode documented per participant
- ✓PHQ-9 per participant
- ✓Individual progress notes
Common Denial Reasons
- ✗Recurrent course not established per participant
- ✗Unspecified code used long-term without severity refinement
- ✗Group billed as single claim
Applicable Modifiers
Reimbursement Notes
OON UCR $50–$90 per participant. Refine to severity specifiers as soon as possible to reduce audit risk.
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