J7665 HCPCS code: Mannitol, administered through an inhaler, 5 mg
J7665 is the HCPCS Level II code for mannitol, administered through an inhaler, 5 mg. In 2024 Medicare paid an average of $1.38 per service for J7665 across 1,024 services. Its Medicare coverage code is C (Carrier judgment): Coverage is decided by the Medicare contractor (MAC) case by case. The NCCI unit limit is 127 per day on DME suppliers. In 2024, about 7 clinicians billed Medicare for J7665 for 11 beneficiaries.
Code details
| Field | Value |
|---|---|
| Section | J codes — Drugs administered other than oral method |
| Coverage code | C — Carrier judgment |
| Pricing indicator | 51 — Drug or biological (priced per ASP/average sales price rules) |
| BETOS category | O1E — Other drugs |
| Added | 2012-01-01 |
| Last action effective | 2013-01-01 |
Who bills J7665 (2024)
| Measure | Value |
|---|---|
| Clinicians billing (by place of service) | 7 |
| Medicare beneficiaries | 11 |
| States with claims | 0 |
Counts only. Supplier and clinician names, contact lists and state-by-state detail are in Caduvo.
Medicare utilization for J7665, 2024–2024
| Year | Services | Beneficiaries | Avg. allowed | Avg. paid |
|---|---|---|---|---|
| 2024 | 1,024 | 11 | $1.73 | $1.38 |
NCCI unit limits (MUE)
| Claim type | Max units per day | Rationale |
|---|---|---|
| DME suppliers | 127 | Prescribing Information |
| outpatient hospital claims | 127 | Prescribing Information |
| practitioner claims | 127 | Prescribing Information |
What changed for J7665
- 2012-01-01: J7665 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 J7665?
J7665 is the HCPCS Level II code for mannitol, administered through an inhaler, 5 mg. Short descriptor: "Mannitol for inhaler".
How much does Medicare pay for J7665?
In 2024, the average Medicare payment was $1.38 per service (average allowed $1.73).
Does Medicare cover J7665?
Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.
How many units of J7665 can be billed per day?
127 on DME suppliers; 127 on outpatient hospital claims; 127 on practitioner claims (NCCI medically unlikely edits).
Related J76 codes
- J7601 — Ensifentrine, inhalation suspension, fda approved final product, non-compounded, administered through dme, unit dose form, 3 mg
- J7604 — Acetylcysteine, inhalation solution, compounded product, administered through dme, unit dose form, per gram
- J7605 — Arformoterol, inhalation solution, fda approved final product, non-compounded, administered through dme, unit dose form, 15 micrograms
- J7606 — Formoterol fumarate, inhalation solution, fda approved final product, non-compounded, administered through dme, unit dose form, 20 micrograms
- J7607 — Levalbuterol, inhalation solution, compounded product, administered through dme, concentrated form, 0.5 mg
- J7608 — Acetylcysteine, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose form, per gram
- J7609 — Albuterol, inhalation solution, compounded product, administered through dme, unit dose, 1 mg
- J7610 — Albuterol, inhalation solution, compounded product, administered through dme, concentrated form, 1 mg
- J7611 — Albuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, concentrated form, 1 mg
- J7612 — Levalbuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, concentrated form, 0.5 mg
- J7613 — Albuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose, 1 mg
- J7614 — Levalbuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose, 0.5 mg
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 J7665
- Watch J7665 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for J7665
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.