S8423 Custom grad sleeve heavyGradient pressure aid (sleeve), custom made, heavy weight
Status I: not valid for Medicare (Medicare uses another code).
S8423 appears in 4 coverage policies from Aetna, Blue Cross & Blue Shield of Rhode Island.
| Payer | Policy | Role in policy | Reviewed | Document |
|---|---|---|---|---|
| Aetna | Complex Regional Pain Syndrome (CRPS): Treatments (0447) Ketamine metabolite (2R,6R)-hydroxynorketamine, metformin, topical ketamine, Topical dimethyl sulfoxide, Anakinra, Sarilumab - | not covered | Jul 16, 2026 | payer document |
| Aetna | External Breast Prosthesis (0097) | covered if criteria are met | Jan 15, 2026 | payer document |
| Aetna | Lymphedema (0069) | covered if criteria are met (range S8420-S8428) | Feb 25, 2026 | payer document |
| Blue Cross & Blue Shield of Rhode Island | Compression Garments_Stockings PAYMENT POLICY | 3 | covered if criteria are met | Apr 1, 2026 | payer document |
Prior authorization required or conditional in CO, IL, LA, MA, MD, OH.
From payers' published prior-auth lists, coverage policies and state Medicaid fee schedules, updated Oct 16, 2026. The role is what the policy's own code table or text says about the code. Not a guarantee of coverage or payment; verify with the payer. CPT® is a registered trademark of the American Medical Association.