CPT 90834 + ICD-10 F90.0: Attention-deficit hyperactivity disorder, predominantly inattentive type
Psychotherapy, 45 minutes billed with Attention-deficit hyperactivity disorder, predominantly inattentive type — documentation requirements, denial reasons, modifiers, and reimbursement context.
CPT Code
90834
Psychotherapy, 45 minutes
ICD-10 Code
F90.0
Attention-deficit hyperactivity disorder, predominantly inattentive type
Common Modifiers
Compatibility Notes
Used for 45-minute CBT or executive function skills sessions for ADHD-I. The 45-minute window is often sufficient for skill-focused ADHD psychotherapy sessions. Note that 90834 covers psychotherapy only; neuropsychological testing requires codes 96130–96131.
Documentation Required
- ✓Session start and stop times confirming 38–52 minutes
- ✓ADHD-I diagnosis with inattentive symptoms documented
- ✓Functional impairment noted
- ✓CBT for ADHD or executive function approach documented
- ✓Coordination with prescriber if applicable
Common Denial Reasons
- ✗Notes read as coaching rather than psychotherapy
- ✗Medication trial not documented when payer policy requires it for adults
- ✗Session time outside 38–52 minute range
Applicable Modifiers
Reimbursement Notes
OON UCR $100–$165. ADHD psychotherapy is covered under mental health parity. Verify benefit limits which may be lower than for mood disorders on some plans.
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