Q9959 HCPCS code: High osmolar contrast material, 150-199 mg/ml iodine concentration, per ml
Q9959 is the HCPCS Level II code for high osmolar contrast material, 150-199 mg/ml iodine concentration, per ml. Its Medicare coverage code is D (Special coverage instructions apply): Medicare covers it when its national or local coverage criteria are met.
Code details
| Field | Value |
|---|---|
| Section | Q codes — Temporary codes |
| Coverage code | D — Special coverage instructions apply |
| Pricing indicator | 51 — Drug or biological (priced per ASP/average sales price rules) |
| BETOS category | I1E |
| Added | 2005-07-01 |
| Last action effective | 2005-07-01 |
What changed for Q9959
- 2005-07-01: Q9959 added to HCPCS Level II
- Next scheduled CMS quarterly update (HCPCS and DMEPOS fee schedule): 2027-01-01
Frequently asked questions
What is HCPCS code Q9959?
Q9959 is the HCPCS Level II code for high osmolar contrast material, 150-199 mg/ml iodine concentration, per ml. Short descriptor: "Hocm 150-199mg/ml iodine,1ml".
Does Medicare cover Q9959?
Coverage code D — Special coverage instructions apply. Medicare covers it when its national or local coverage criteria are met.
Related Q99 codes
- Q9950 — Injection, sulfur hexafluoride lipid microspheres, per ml
- Q9951 — Low osmolar contrast material, 400 or greater mg/ml iodine concentration, per ml
- Q9953 — Injection, iron-based magnetic resonance contrast agent, per ml
- Q9954 — Oral magnetic resonance contrast agent, per 100 ml
- Q9955 — Injection, perflexane lipid microspheres, per ml
- Q9956 — Injection, octafluoropropane microspheres, per ml
- Q9957 — Injection, perflutren lipid microspheres, per ml
- Q9958 — High osmolar contrast material, up to 149 mg/ml iodine concentration, per ml
- Q9960 — High osmolar contrast material, 200-249 mg/ml iodine concentration, per ml
- Q9961 — High osmolar contrast material, 250-299 mg/ml iodine concentration, per ml
- Q9962 — High osmolar contrast material, 300-349 mg/ml iodine concentration, per ml
- Q9963 — High osmolar contrast material, 350-399 mg/ml iodine concentration, per ml
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Next steps
- Run a reimbursement report for a device billed under Q9959
- Watch Q9959 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for Q9959
Sources: CMS HCPCS Level II release October 2025; CMS DMEPOS fee schedule; CMS NCCI MUE tables; CMS Medicare utilization (physician and DME supplier files); CMS Medicare Coverage Database articles. Fees are Medicare allowables, not commercial rates. Not billing or legal advice.