A9156 HCPCS code: Oral mucoadhesive, any type (liquid, gel, paste, etc.), per 1 ml
A9156 is the HCPCS Level II code for oral mucoadhesive, any type (liquid, gel, paste, etc.), per 1 ml. Its Medicare coverage code is D (Special coverage instructions apply): Medicare covers it when its national or local coverage criteria are met.
Code details
| Field | Value |
|---|---|
| Section | A codes — Transportation, medical/surgical supplies and miscellaneous |
| Coverage code | D — Special coverage instructions apply |
| Pricing indicator | 00 — Not separately priced by Medicare |
| BETOS category | Z2 |
| Added | 2023-10-01 |
| Last action effective | 2023-10-01 |
What changed for A9156
- 2023-10-01: A9156 added to HCPCS Level II
- Next scheduled CMS quarterly update (HCPCS and DMEPOS fee schedule): 2027-01-01
Frequently asked questions
What is HCPCS code A9156?
A9156 is the HCPCS Level II code for oral mucoadhesive, any type (liquid, gel, paste, etc.), per 1 ml. Short descriptor: "Oral mucoadhesive per 1 ml".
Does Medicare cover A9156?
Coverage code D — Special coverage instructions apply. Medicare covers it when its national or local coverage criteria are met.
Related A91 codes
- A9150 — Non-prescription drugs
- A9152 — Single vitamin/mineral/trace element, oral, per dose, not otherwise specified
- A9153 — Multiple vitamins, with or without minerals and trace elements, oral, per dose, not otherwise specified
- A9154 — Artificial saliva, 1 ml
- A9155 — Artificial saliva, 30 ml
- A9180 — Pediculosis (lice infestation) treatment, topical, for administration by patient/caretaker
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Next steps
- Run a reimbursement report for a device billed under A9156
- Watch A9156 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for A9156
Sources: CMS HCPCS Level II release October 2026; CMS DMEPOS fee schedule; CMS NCCI MUE tables; CMS Medicare utilization (physician and DME supplier files); CMS Medicare Coverage Database articles. Fees are Medicare allowables, not commercial rates. Not billing or legal advice.