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A5121 — Skin barrier; solid, 6 x 6 or equivalent, each

HCPCS Level II A-code · short descriptor: “Solid skin barrier 6x6”

Code system
HCPCS Level II
Family
A — Medical & surgical supplies, ambulance
Medicare coverage status
Special coverage instructions apply
DMEPOS payment category
Ostomy, tracheostomy & urological supplies
Prior authorization
Not on Medicare required-PA list
Face-to-face & WOPD
Not on the required list
Status
Active (April 2026 HCPCS)

Prior authorization

Not on the Medicare required-PA list as of the January 13, 2026 update (74 items). Medicare Advantage and commercial plans set their own prior-authorization rules for this code — verify per plan before delivery.

Order readiness — what the written order must contain

Every Medicare DMEPOS claim needs a Standard Written Order with all six elements (42 CFR 410.38(d)):

  • Beneficiary name or Medicare Beneficiary Identifier (MBI) (42 CFR 410.38(d)(1)(i)(A))
  • General description of the item (42 CFR 410.38(d)(1)(i)(B))
  • Quantity to be dispensed, if applicable (42 CFR 410.38(d)(1)(i)(C))
  • Order date (42 CFR 410.38(d)(1)(i)(D))
  • Treating practitioner name or NPI (42 CFR 410.38(d)(1)(i)(E))
  • Treating practitioner signature (42 CFR 410.38(d)(1)(i)(F))

Not on the F2F/WOPD list (April 13, 2026 update — 83 items). The standard written order must reach the supplier before claim submission.

Blank requirements checklist only — MyMedi-AI never collects or stores completed orders.

A5121 Medicare fee schedule (April 2026)

Base (no modifier) Ostomy, tracheostomy & urological supplies

Medicare allowable ranges from $5.90 to $12.99 depending on state and rural status.

Former-CBA payment limits: ceiling $10.62 · floor $9.03

StateNon-ruralRural
AK$12.11
AL$9.60
AR$10.62
AZ$9.03
CA$10.62
CO$10.62
CT$10.62
DC$9.33
DE$9.33
FL$9.03
GA$9.03
HI$12.99
IA$10.62
ID$9.03
IL$10.62
IN$10.02
KS$10.62
KY$10.62
LA$10.62
MA$10.55
MD$10.62
ME$10.55
MI$10.62
MN$9.99
MO$10.62
MS$10.62
MT$10.62
NC$10.62
ND$10.62
NE$10.62
NH$10.04
NJ$9.33
NM$10.62
NV$9.58
NY$9.03
OH$10.17
OK$10.62
OR$10.62
PA$9.33
PR$5.90
RI$10.62
SC$10.62
SD$10.62
TN$10.62
TX$10.17
UT$9.20
VA$9.03
VI$9.03
VT$10.47
WA$10.62
WI$9.65
WV$10.17
WY$10.62
Amounts are the Medicare DMEPOS fee-schedule allowables effective April 2026. Medicare typically pays 80% of the allowable after the Part B deductible; the patient owes 20%. A 2% sequestration reduction applies to the Medicare share. Former competitive-bidding-area adjustments and non-continental rates can differ — verify with your DME MAC.

Common denial codes to watch

Related A-codes

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