S2066 — Breast 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
S2066 is a HCPCS Level II code for breast 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. It belongs to the Temporary National Codes (Non-Medicare) section. Medicare does not pay it — see the coverage note below before you bill it.
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.
Physician fee schedule statusI
Not valid for Medicare purposes. Medicare uses another code.
Global period: XXX
Want the dollar amount for your locality? The fee calculator applies your GPCI and the current conversion factor.
The CMS record for S2066
- Long descriptor
- Breast 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
- Short descriptor
- Breast gap flap reconst
- Added
- July 1, 2007
- 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.
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 S2066
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If S2066 is not quite right, the correct code is very often within a few positions of it.
- S1090Mometasone furoate sinus implant, 370 microgramsterminated
- 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
- S2067Breast reconstruction of a single breast with "stacked" deep inferior epigastric perforator (diep) flap(s) and/or gluteal artery perforator (gap) flap(s), including harvesting of the flap(s), microvascular transfer, closure of donor site(s) and shaping the flap into a breast, unilateral
- S2068Breast reconstruction with deep inferior epigastric perforator (diep) flap or superficial inferior epigastric artery (siea) flap, including harvesting of the flap, microvascular transfer, closure of donor site and shaping the flap into a breast, unilateral
- S2070Cystourethroscopy, with ureteroscopy and/or pyeloscopy; with endoscopic laser treatment of ureteral calculi (includes ureteral catheterization)
- S2079Laparoscopic esophagomyotomy (heller type)
- S2080Laser-assisted uvulopalatoplasty (laup)
- S2083Adjustment of gastric band diameter via subcutaneous port by injection or aspiration of saline
- S2095Transcatheter occlusion or embolization for tumor destruction, percutaneous, any method, using yttrium-90 microspheres
- S2102Islet cell tissue transplant from pancreas; allogeneic
Questions about S2066
What is HCPCS code S2066?
S2066 is a HCPCS Level II code for breast 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. It sits in the Temporary National Codes (Non-Medicare) section.
Does Medicare cover S2066?
The CMS HCPCS file marks S2066 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.
How is S2066 paid under the physician fee schedule?
S2066 carries PFS status code I. Not valid for Medicare purposes. Medicare uses another code.