A4627 HCPCS code: Spacer, bag or reservoir, with or without mask, for use with metered dose inhaler
A4627 is the HCPCS Level II code for spacer, bag or reservoir, with or without mask, for use with metered dose inhaler. Its Medicare coverage code is M (Non-covered by Medicare): Medicare does not cover this item or service.
Code details
| Field | Value |
|---|---|
| Section | A codes — Transportation, medical/surgical supplies and miscellaneous |
| Coverage code | M — Non-covered by Medicare |
| Pricing indicator | 00 — Not separately priced by Medicare |
| BETOS category | D1A — Medical/surgical supplies |
| Added | 1991-01-01 |
| Last action effective | 1997-01-01 |
Related codes Medicare does pay
Medicare does not pay under A4627. These codes in the same A46 family carry a current DMEPOS fee:
- A4602 — Replacement battery for external infusion pump owned by patient, lithium, 1.5 volt, each: $5.31–$6.33
- A4604 — Tubing with integrated heating element for use with positive airway pressure device: $49.31–$76.79
- A4605 — Tracheal suction catheter, closed system, each: $23.31–$27.99
- A4608 — Transtracheal oxygen catheter, each: $71.44–$85.73
- A4614 — Peak expiratory flow rate meter, hand held: $33.89–$40.68
- A4615 — Cannula, nasal: $1.04–$1.25
What changed for A4627
- 1991-01-01: A4627 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 A4627?
A4627 is the HCPCS Level II code for spacer, bag or reservoir, with or without mask, for use with metered dose inhaler. Short descriptor: "Spacer bag/reservoir".
Does Medicare cover A4627?
Coverage code M — Non-covered by Medicare. Medicare does not cover this item or service.
Which related codes does Medicare pay instead of A4627?
Codes in the same A46 family with a DMEPOS fee include A4602 ($5.31–$6.33), A4604 ($49.31–$76.79), A4605 ($23.31–$27.99). Check the item matches the code's descriptor before billing.
Related A46 codes
- A4600 — Sleeve for intermittent limb compression device, replacement only, each
- A4601 — Lithium ion battery, rechargeable, for non-prosthetic use, replacement
- A4602 — Replacement battery for external infusion pump owned by patient, lithium, 1.5 volt, each ($5.31–$6.33)
- A4604 — Tubing with integrated heating element for use with positive airway pressure device ($49.31–$76.79)
- A4605 — Tracheal suction catheter, closed system, each ($23.31–$27.99)
- A4606 — Oxygen probe for use with oximeter device, replacement
- A4608 — Transtracheal oxygen catheter, each ($71.44–$85.73)
- A4611 — Battery, heavy duty; replacement for patient owned ventilator
- A4612 — Battery cables; replacement for patient-owned ventilator
- A4613 — Battery charger; replacement for patient-owned ventilator
- A4614 — Peak expiratory flow rate meter, hand held ($33.89–$40.68)
- A4615 — Cannula, nasal ($1.04–$1.25)
Building a device that would bill under a code like this? Caduvo matches a device description to HCPCS/CPT codes, Medicare coverage and payment, and the FDA pathway in one report.
Next steps
- Run a reimbursement report for a device billed under A4627
- Watch A4627 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for A4627
Sources: CMS HCPCS Level II release October 2025; 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.