A7020 — Interface for cough stimulating device, includes all components, replacement only
HCPCS Level II A-code · short descriptor: “Interface, cough stim device”
- Code system
- HCPCS Level II
- Family
- A — Medical & surgical supplies, ambulance
- Medicare coverage status
- Carrier judgment — coverage decided by the DME MAC
- DMEPOS payment category
- Inexpensive or routinely purchased
- Prior authorization
- Not on Medicare required-PA 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.
A7020 Medicare fee schedule (April 2026)
NU — New purchase Inexpensive or routinely purchased
Medicare allowable ranges from $19.87 to $23.81 depending on state and rural status.
Former-CBA payment limits: ceiling $20.62 · floor $17.53
| State | Non-rural | Rural |
|---|---|---|
| AK | $19.87 | — |
| AL | $20.62 | — |
| AR | $20.62 | — |
| AZ | $19.87 | — |
| CA | $20.62 | — |
| CO | $20.62 | — |
| CT | $19.87 | — |
| DC | $20.62 | — |
| DE | $19.87 | — |
| FL | $19.87 | — |
| GA | $20.62 | — |
| HI | $20.62 | — |
| IA | $20.62 | — |
| ID | $19.87 | — |
| IL | $20.62 | — |
| IN | $20.62 | — |
| KS | $19.87 | — |
| KY | $20.62 | — |
| LA | $20.62 | — |
| MA | $19.87 | — |
| MD | $19.87 | — |
| ME | $19.87 | — |
| MI | $20.62 | — |
| MN | $20.62 | — |
| MO | $20.62 | — |
| MS | $20.62 | — |
| MT | $19.87 | — |
| NC | $20.47 | — |
| ND | $20.62 | — |
| NE | $19.87 | — |
| NH | $19.87 | — |
| NJ | $19.87 | — |
| NM | $20.62 | — |
| NV | $19.87 | — |
| NY | $19.87 | — |
| OH | $20.62 | — |
| OK | $20.62 | — |
| OR | $19.87 | — |
| PA | $19.87 | — |
| PR | $23.81 | — |
| RI | $19.87 | — |
| SC | $20.62 | — |
| SD | $20.62 | — |
| TN | $20.62 | — |
| TX | $19.87 | — |
| UT | $20.62 | — |
| VA | $19.87 | — |
| VI | $20.62 | — |
| VT | $19.87 | — |
| WA | $20.62 | — |
| WI | $20.62 | — |
| WV | $20.62 | — |
| WY | $20.47 | — |
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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