A9529 HCPCS Level II code: Iodine i-131 sodium iodide solution, diagnostic, per millicurie
A9529 is the HCPCS code for “Iodine i-131 sodium iodide solution, diagnostic, per millicurie” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
A9529Iodine i-131 sodium iodide solution, diagnostic, per millicurie
Short description: I131 iodide sol, dx
HCPCS · United States
Medicare details
The indicators CMS publishes with A9529 in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Carrier judgment
- Medicare pricing
- Other carrier priced
- Type of service
- Diagnostic radiology
- BETOS category
- Standard imaging - nuclear medicine
- Added
- Jan 1, 2004
Where A9529 sits
- 1A codesAmbulance, supplies and miscellaneous
- 2Active code A9529Iodine i-131 sodium iodide solution, diagnostic, per millicurie
Source and release
- Data release
- HCPCS Level II · October 2026
- Effective date
- Oct 1, 2026
- Publisher
- CMS
This page is built from the HCPCS Level II catalog that Vero Codes reads when it suggests codes: Centers for Medicare & Medicaid Services’s October 2026 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
What does HCPCS code A9529 mean?
A9529 is the HCPCS code for “Iodine i-131 sodium iodide solution, diagnostic, per millicurie” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover A9529?
CMS lists A9529’s Medicare coverage as “Carrier judgment” and its pricing as “Other carrier priced”. Coverage and payment still depend on the patient, the setting, the documentation and the payer.
Which HCPCS Level II release does this page use?
It uses CMS’s October 2026 release, in effect from Oct 1, 2026 to Dec 31, 2026. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.
Codes beside A9529
All A codesA9520Technetium tc-99m tilmanocept, diagnostic, up to 0.5 millicuriesA9521Technetium tc-99m exametazime, diagnostic, per study dose, up to 25 millicuriesA9524Iodine i-131 iodinated serum albumin, diagnostic, per 5 microcuriesA9526Nitrogen n-13 ammonia, diagnostic, per study dose, up to 40 millicuriesA9527Iodine i-125, sodium iodide solution, therapeutic, per millicurieA9528Iodine i-131 sodium iodide capsule(s), diagnostic, per millicurieA9530Iodine i-131 sodium iodide solution, therapeutic, per millicurieA9531Iodine i-131 sodium iodide, diagnostic, per microcurie (up to 100 microcuries)A9532Iodine i-125 serum albumin, diagnostic, per 5 microcuriesA9536Technetium tc-99m depreotide, diagnostic, per study dose, up to 35 millicuriesA9537Technetium tc-99m mebrofenin, diagnostic, per study dose, up to 15 millicuriesA9538Technetium tc-99m pyrophosphate, diagnostic, per study dose, up to 25 millicuries