CPT 90832 + ICD-10 F50.01: Anorexia nervosa, restricting type
Psychotherapy, 30 minutes billed with Anorexia nervosa, restricting type — documentation requirements, denial reasons, modifiers, and reimbursement context.
CPT Code
90832
Psychotherapy, 30 minutes
ICD-10 Code
F50.01
Anorexia nervosa, restricting type
Common Modifiers
Compatibility Notes
Brief sessions for anorexia nervosa are uncommon in standard outpatient practice but may occur in high-frequency treatment schedules or when the patient tolerates only brief encounters. Medical monitoring and treatment team coordination must still be documented. Prior authorization is required for eating disorder treatment.
Documentation Required
- ✓Session start and stop times confirming 16–37 minutes
- ✓AN restricting type diagnosis
- ✓Medical stability confirmed
- ✓Rationale for brief session (e.g., patient tolerance, high-frequency schedule)
- ✓Prior authorization number
Common Denial Reasons
- ✗No clinical rationale for brief format with eating disorder diagnosis
- ✗Missing medical monitoring
- ✗Missing prior authorization
Applicable Modifiers
Reimbursement Notes
OON UCR $75–$125. Brief eating disorder sessions typically require strong documentation of why a longer format is not used.
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