S1090 — Mometasone furoate sinus implant, 370 micrograms
S1090 is a HCPCS Level II code for mometasone furoate sinus implant, 370 micrograms. It belongs to the Temporary National Codes (Non-Medicare) section. It was terminated on September 30, 2019 and is not valid on new claims.
This code has been terminated
CMS terminated S1090 on September 30, 2019. It stays in the file as history — a claim you are auditing from before that date may legitimately carry it — but it must not appear on a new claim. The adjacent codes below are the usual place to look for its replacement.
Medicare coverage: Not payable by Medicare
Medicare does not pay this code. It may still be valid for another payer, but a Medicare claim carrying it will not be reimbursed.
From the coverage field of the CMS Alpha-Numeric HCPCS File, release 2026Q3-Jul. This states Medicare’s position on the code, not on your particular claim.
The CMS record for S1090
- Long descriptor
- Mometasone furoate sinus implant, 370 micrograms
- Short descriptor
- Mometasone sinus implant
- Added
- July 1, 2012
- Terminated
- September 30, 2019
- BETOS
- Z2
- Pricing indicator
- 00 — Not priced by Part B
The official wording. This is what the code means.
CMS's 28-character form, which is what shows up on a remittance advice.
When CMS introduced the code.
When CMS retired it.
Berenson-Eggers Type of Service — CMS's own analytic grouping.
Service not separately priced by Part B — not covered, bundled into another service, or used by Part A only.
Codes adjacent to S1090
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If S1090 is not quite right, the correct code is very often within a few positions of it.
- S1016Non-pvc (polyvinyl chloride) intravenous administration set, for use with drugs that are not stable in pvc e.g., paclitaxel
- S1030Continuous noninvasive glucose monitoring device, purchase (for physician interpretation of data, use cpt code)
- S1031Continuous noninvasive glucose monitoring device, rental, including sensor, sensor replacement, and download to monitor (for physician interpretation of data, use cpt code)
- S1034Artificial pancreas device system (e.g., low glucose suspend (lgs) feature) including continuous glucose monitor, blood glucose device, insulin pump and computer algorithm that communicates with all of the devices
- S1035Sensor; invasive (e.g., subcutaneous), disposable, for use with artificial pancreas device system
- S1036Transmitter; external, for use with artificial pancreas device system
- S1037Receiver (monitor); external, for use with artificial pancreas device system
- S1040Cranial remolding orthosis, pediatric, rigid, with soft interface material, custom fabricated, includes fitting and adjustment(s)
- S1091Stent, non-coronary, temporary, with delivery system (propel)
- S2053Transplantation of small intestine and liver allografts
- S2054Transplantation of multivisceral organs
- S2055Harvesting of donor multivisceral organs, with preparation and maintenance of allografts; from cadaver donor
- S2060Lobar lung transplantation
- S2061Donor lobectomy (lung) for transplantation, living donor
- S2065Simultaneous pancreas kidney transplantation
- S2066Breast reconstruction with gluteal artery perforator (gap) flap, including harvesting of the flap, microvascular transfer, closure of donor site and shaping the flap into a breast, unilateral
Questions about S1090
What is HCPCS code S1090?
S1090 is a HCPCS Level II code for mometasone furoate sinus implant, 370 micrograms. It sits in the Temporary National Codes (Non-Medicare) section.
Does Medicare cover S1090?
The CMS HCPCS file marks S1090 as "Not payable by Medicare". Medicare does not pay this code. It may still be valid for another payer, but a Medicare claim carrying it will not be reimbursed.
Is S1090 still valid?
No. S1090 was terminated on September 30, 2019 and should not be used on new claims.