CPT 96365: IV Infusion, Initial, Up to 1 Hour
Intravenous infusion for therapy, prophylaxis, or diagnosis, initial, up to 1 hour. Used for the first hour of IV infusion of a drug or substance.
Why CPT 96365 Claims Get Denied
Claims billed under CPT 96365 are frequently denied or downcoded for the following reasons. Understanding these patterns helps your practice reduce denial rates and recover revenue faster.
Infusion time less than 16 minutes (does not meet threshold)
Missing drug HCPCS code or NDC
Bundled with chemotherapy administration
Prior authorization for the infused drug not obtained
Billing Tips for CPT 96365
Infusion must last at least 16 minutes to bill 96365. For infusions over 1 hour, add 96366 for each additional hour. Do not bill concurrently with hydration if same IV line. Bill the drug separately with J-code. Document start and stop times precisely.
Documentation Requirements
To support a clean claim for CPT 96365, your clinical documentation should include:
Provider order for the infusion
Drug name, dose, and rate
Start and stop times for the infusion
Monitoring notes during infusion
Patient response to treatment
NDC and lot number
Common Modifiers for CPT 96365
Reduce CPT 96365 Denials by 60%
RediClaim's pre-submission scrubber catches documentation gaps and coding errors before you submit, while the appeal generator handles denials that slip through.