CPT 90832 + ICD-10 F41.9: Anxiety disorder, unspecified
Psychotherapy, 30 minutes billed with Anxiety disorder, unspecified — documentation requirements, denial reasons, modifiers, and reimbursement context.
CPT Code
90832
Psychotherapy, 30 minutes
ICD-10 Code
F41.9
Anxiety disorder, unspecified
Common Modifiers
Compatibility Notes
Used for brief anxiety check-in sessions when the specific anxiety diagnosis is not yet confirmed. Appropriate during early evaluation or maintenance phases. The unspecified anxiety code should be refined within a few sessions.
Documentation Required
- ✓Session start and stop times confirming 16–37 minutes
- ✓Anxiety symptom description
- ✓Rationale for unspecified designation
- ✓Plan to refine diagnosis within 2–3 sessions
Common Denial Reasons
- ✗Chronic use of unspecified code
- ✗Session time outside 16–37 minute range
- ✗No rationale for brief session format
Applicable Modifiers
Reimbursement Notes
OON UCR $75–$125. Lowest reimbursement tier among psychotherapy codes.
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