A6531 HCPCS Level II code: Gradient compression stocking, below knee, 30-40 mmhg, used as a surgical dressing, each
A6531 is the HCPCS code for “Gradient compression stocking, below knee, 30-40 mmhg, used as a surgical dressing, each” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
A6531Gradient compression stocking, below knee, 30-40 mmhg, used as a surgical dressing, each
Short description: Compress stking bk30-40 surg
HCPCS · United States
Notes for A6531
As CMS prints them, with any note A6531 takes from the headings above it.
Note
- CMS processing note 0072: COMPRESSION LEVELS FOR PRODUCTS IDENTIFIED BY THESE CODES (L8100 - L8200) HAVE BEEN VALIDATED BY A ASTM/NAHM SANCTIONED INDEPENDENT TEST FACILITY.
Medicare details
The indicators CMS publishes with A6531 in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Special coverage instructions apply
- Medicare pricing
- DMEPOS fee schedule – Surgical dressings (price subject to floors and ceilings)
- Type of service
- Lump sum purchase of DME, prosthetics, orthotics; Surgical dressings or other medical supplies
- BETOS category
- Medical/surgical supplies
- Added
- Jan 1, 2006
Where A6531 sits
- 1A codesAmbulance, supplies and miscellaneous
- 2Active code A6531Gradient compression stocking, below knee, 30-40 mmhg, used as a surgical dressing, each
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 A6531 mean?
A6531 is the HCPCS code for “Gradient compression stocking, below knee, 30-40 mmhg, used as a surgical dressing, each” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover A6531?
CMS lists A6531’s Medicare coverage as “Special coverage instructions apply” and its pricing as “DMEPOS fee schedule – Surgical dressings (price subject to floors and ceilings)”. 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 A6531
All A codesA6525Gradient compression garment, lower leg and foot, padded, for nighttime use, custom, eachA6526Gradient compression garment, full leg and foot, padded, for nighttime use, eachA6527Gradient compression garment, full leg and foot, padded, for nighttime use, custom, eachA6528Gradient compression garment, bra, for nighttime use, eachA6529Gradient compression garment, bra, for nighttime use, custom, eachA6530Gradient compression stocking, below knee, 18-30 mmhg, eachA6532Gradient compression stocking, below knee, 40-50 mmhg, used as a surgical dressing, eachA6533Gradient compression stocking, thigh length, 18-30 mmhg, eachA6534Gradient compression stocking, thigh length, 30-40 mmhg, eachA6535Gradient compression stocking, thigh length, 40 mmhg or greater, eachA6536Gradient compression stocking, full length/chap style, 18-30 mmhg, eachA6537Gradient compression stocking, full length/chap style, 30-40 mmhg, each