HCPCS Level II · Miscellaneous services (temporary codes)
Q9966Low osmolar contrast material, 200-299 mg/ml iodine concentration, per ml
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Source: CMS HCPCS quarterly update, October 2026. Page updated September 29, 2026.
About Q9966
Q9966 is an HCPCS Level II code in the Q series (miscellaneous services (temporary codes)), describing low osmolar contrast material, 200-299 mg/ml iodine concentration, per ml.
It was added to HCPCS effective 01/01/2008.
Its Medicare coverage code is "D", meaning special Medicare coverage instructions apply.
Details
- Short description
- Locm 200-299mg/ml iodine,1ml
- Date added
- 01/01/2008
- Action effective
- 01/01/2008
- BETOS
- I1E
Related Q99xx codes
- Q9950Injection, sulfur hexafluoride lipid microspheres, per ml
- Q9951Low osmolar contrast material, 400 or greater mg/ml iodine concentration, per ml
- Q9953Injection, iron-based magnetic resonance contrast agent, per ml
- Q9954Oral magnetic resonance contrast agent, per 100 ml
- Q9955Injection, perflexane lipid microspheres, per ml
- Q9956Injection, octafluoropropane microspheres, per ml
- Q9957Injection, perflutren lipid microspheres, per ml
- Q9958High osmolar contrast material, up to 149 mg/ml iodine concentration, per ml
- Q9959High osmolar contrast material, 150-199 mg/ml iodine concentration, per ml
- Q9960High osmolar contrast material, 200-249 mg/ml iodine concentration, per ml
- Q9961High osmolar contrast material, 250-299 mg/ml iodine concentration, per ml
- Q9962High osmolar contrast material, 300-349 mg/ml iodine concentration, per ml
Common questions about Q9966
Is HCPCS Q9966 still valid?
- Yes. Q9966 is active in the CMS October 2026 HCPCS file.
Does Medicare cover Q9966?
- Its coverage code is "D": special Medicare coverage instructions apply. Check the local coverage determination for your region.