A9582 Iodine i-123 iobenguane
What A9582 is
Iodine i-123 iobenguane, diagnostic, per study dose, up to 15 millicuries
HCPCS Level II long description, CMS October 2026 file. See the A codes page for the full section.
Medicare payment for A9582 (CY2026)
This code has no Physician Fee Schedule rate: Statutory exclusion - not payable under the Physician Fee Schedule. It may be paid under a different fee schedule (clinical laboratory, DMEPOS, anesthesia) or not paid at all - check the relevant CMS schedule.
Medically Unlikely Edit (MUE)
Medicare caps A9582 at 1 unit per date of service for practitioner claims (MAI 3 - date of service edit (clinical): units above the MUE may pay with documentation on appeal), rationale: Code Descriptor / CPT Instruction. Units above the cap are denied unless the edit's adjudication rules allow an appeal with documentation.
A9582 is bundled into these codes
A9582 appears as a Column 2 code in 11 active edits. Reported with one of these Column 1 codes on the same date of service, A9582 is the code that denies.
| Column 1 code | Short description | Modifier indicator | |
|---|---|---|---|
78018 | Thyroid met imaging body | 0 | Check pair |
78102 | Bone marrow imaging ltd | 0 | Check pair |
78300 | Bone imaging limited area | 0 | Check pair |
78305 | Bone imaging multiple areas | 0 | Check pair |
78306 | Bone imaging whole body | 1 | Check pair |
78315 | Bone imaging 3 phase | 0 | Check pair |
78452 | Ht muscle image spect mult | 0 | Check pair |
78582 | Lung ventilat&perfus imaging | 0 | Check pair |
78597 | Lung perfusion differential | 0 | Check pair |
78815 | Pet image w/ct skull-thigh | 0 | Check pair |
78816 | Pet image w/ct full body | 0 | Check pair |
Data: CMS CY2026 Physician Fee Schedule RVU file (October release, RVU26D) and Medicare NCCI PTP practitioner edits v32.3 (2026 Q4). Verify against the official files before billing or contracting decisions.