A9532 I125 serum albumin, dx
What A9532 is
Iodine i-125 serum albumin, diagnostic, per 5 microcuries
HCPCS Level II long description, CMS October 2026 file. See the A codes page for the full section.
Medicare payment for A9532 (CY2026)
This code has no Physician Fee Schedule rate: Carrier-priced - the Medicare contractor sets the price. 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 A9532 at 10 units 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: Prescribing Information. Units above the cap are denied unless the edit's adjudication rules allow an appeal with documentation.
A9532 is bundled into these codes
A9532 appears as a Column 2 code in 5 active edits. Reported with one of these Column 1 codes on the same date of service, A9532 is the code that denies.
| Column 1 code | Short description | Modifier indicator | |
|---|---|---|---|
78120 | Red cell mass single | 0 | Check pair |
78579 | Lung ventilation imaging | 0 | Check pair |
78580 | Lung perfusion imaging | 0 | Check pair |
78582 | Lung ventilat&perfus imaging | 0 | Check pair |
78725 | Kidney function study | 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.