A9516 HCPCS Level II code: Iodine i-123 sodium iodide, diagnostic, per 100 microcuries, up to 999 microcuries
A9516 is the HCPCS code for “Iodine i-123 sodium iodide, diagnostic, per 100 microcuries, up to 999 microcuries” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
A9516Iodine i-123 sodium iodide, diagnostic, per 100 microcuries, up to 999 microcuries
Short description: Iodine i-123 sod iodide mic
HCPCS · United States
Medicare details
The indicators CMS publishes with A9516 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, 2003
Where A9516 sits
- 1A codesAmbulance, supplies and miscellaneous
- 2Active code A9516Iodine i-123 sodium iodide, diagnostic, per 100 microcuries, up to 999 microcuries
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 A9516 mean?
A9516 is the HCPCS code for “Iodine i-123 sodium iodide, diagnostic, per 100 microcuries, up to 999 microcuries” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover A9516?
CMS lists A9516’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 A9516
All A codesA9508Iodine i-131 iobenguane sulfate, diagnostic, per 0.5 millicurieA9509Iodine i-123 sodium iodide, diagnostic, per millicurieA9510Technetium tc-99m disofenin, diagnostic, per study dose, up to 15 millicuriesA9512Technetium tc-99m pertechnetate, diagnostic, per millicurieA9513Lutetium lu 177, dotatate, therapeutic, 1 millicurieA9515Choline c-11, diagnostic, per study dose up to 20 millicuriesA9517Iodine i-131 sodium iodide capsule(s), therapeutic, per millicurieA9520Technetium 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 millicurie