Q9951 HCPCS Level II code: Low osmolar contrast material, 400 or greater mg/ml iodine concentration, per ml
Q9951 is the HCPCS code for “Low osmolar contrast material, 400 or greater mg/ml iodine concentration, per ml” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
Q9951Low osmolar contrast material, 400 or greater mg/ml iodine concentration, per ml
Short description: Locm >= 400 mg/ml iodine,1ml
HCPCS · United States
Medicare details
The indicators CMS publishes with Q9951 in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Special coverage instructions apply
- Medicare pricing
- Drugs
- Type of service
- Diagnostic radiology
- BETOS category
- Standard imaging - nuclear medicine
- Added
- Apr 1, 2005
Where Q9951 sits
- 1Q codesTemporary codes
- 2Active code Q9951Low osmolar contrast material, 400 or greater mg/ml iodine concentration, per ml
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 Q9951 mean?
Q9951 is the HCPCS code for “Low osmolar contrast material, 400 or greater mg/ml iodine concentration, per ml” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover Q9951?
CMS lists Q9951’s Medicare coverage as “Special coverage instructions apply” and its pricing as “Drugs”. 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 Q9951
All Q codesQ5173Injection, denosumab-adet (ponlimsi), biosimilar, 1 mgQ9001Assessment by chaplain servicesQ9002Counseling, individual, by chaplain servicesQ9003Counseling, group, by chaplain servicesQ9004Department of veterans affairs whole health partner servicesQ9950Injection, sulfur hexafluoride lipid microspheres, per mlQ9953Injection, iron-based magnetic resonance contrast agent, per mlQ9954Oral magnetic resonance contrast agent, per 100 mlQ9955Injection, perflexane lipid microspheres, per mlQ9956Injection, octafluoropropane microspheres, per mlQ9957Injection, perflutren lipid microspheres, per mlQ9958High osmolar contrast material, up to 149 mg/ml iodine concentration, per ml