J7639 — Dornase alfa, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose form, per milligram
J7639 is a HCPCS Level II code for dornase alfa, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose form, per milligram. It belongs to the Drugs Administered Other Than Oral Method section. Whether Medicare pays it depends on the coverage rule below.
Medicare coverage: Special coverage instructions apply
There are published conditions attached to this code. Check the applicable coverage policy before billing it: the code being valid is not the same as the service being covered.
From the coverage field of the CMS Alpha-Numeric HCPCS File, release 2026Q3-Jul. This states Medicare’s position on the code, not on your particular claim.
Physician fee schedule statusE
Excluded from the physician fee schedule by regulation. Payment, where it exists, comes from another fee schedule (drugs via ASP, supplies via DMEPOS, and so on).
Global period: XXX
Want the dollar amount for your locality? The fee calculator applies your GPCI and the current conversion factor.
Medically Unlikely Edits — units per day
The most units of J7639 Medicare will pay on one date of service. Bill more on a single line and it is denied. The limit is not the same in every setting, so the row that matters is the one matching the claim you are building.
- practitioner
- 3 units MAI 3 — Date of Service Edit: Clinical · Prescribing Information
- outpatient
- 0 — never payable MAI 3 — Date of Service Edit: Clinical · CMS Policy
- DME supplier
- 234 units MAI 3 — Date of Service Edit: Clinical · Published Contractor Policy
The adjudication indicator decides whether exceeding the limit is worth appealing at all: MAI 1 is a line edit you can support with documentation, MAI 3 is a date-of-service edit that is also appealable, and MAI 2 is absolute — no documentation overrides it. CMS MUE 2026Q3.
The CMS record for J7639
- Long descriptor
- Dornase alfa, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose form, per milligram
- Short descriptor
- Dornase alfa non-comp unit
- Added
- January 1, 2000
- BETOS
- D1G
- Pricing indicator
- 51 — Other
The official wording. This is what the code means.
CMS's 28-character form, which is what shows up on a remittance advice.
When CMS introduced the code.
Berenson-Eggers Type of Service — CMS's own analytic grouping.
Drugs.
Codes adjacent to J7639
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If J7639 is not quite right, the correct code is very often within a few positions of it.
- J7631Cromolyn sodium, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose form, per 10 milligrams
- J7632Cromolyn sodium, inhalation solution, compounded product, administered through dme, unit dose form, per 10 milligrams
- J7633Budesonide, inhalation solution, fda-approved final product, non-compounded, administered through dme, concentrated form, per 0.25 milligram
- J7634Budesonide, inhalation solution, compounded product, administered through dme, concentrated form, per 0.25 milligram
- J7635Atropine, inhalation solution, compounded product, administered through dme, concentrated form, per milligram
- J7636Atropine, inhalation solution, compounded product, administered through dme, unit dose form, per milligram
- J7637Dexamethasone, inhalation solution, compounded product, administered through dme, concentrated form, per milligram
- J7638Dexamethasone, inhalation solution, compounded product, administered through dme, unit dose form, per milligram
- J7640Formoterol, inhalation solution, compounded product, administered through dme, unit dose form, 12 micrograms
- J7641Flunisolide, inhalation solution, compounded product, administered through dme, unit dose, per milligram
- J7642Glycopyrrolate, inhalation solution, compounded product, administered through dme, concentrated form, per milligram
- J7643Glycopyrrolate, inhalation solution, compounded product, administered through dme, unit dose form, per milligram
- J7644Ipratropium bromide, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose form, per milligram
- J7645Ipratropium bromide, inhalation solution, compounded product, administered through dme, unit dose form, per milligram
- J7647Isoetharine hcl, inhalation solution, compounded product, administered through dme, concentrated form, per milligram
- J7648Isoetharine hcl, inhalation solution, fda-approved final product, non-compounded, administered through dme, concentrated form, per milligram
Questions about J7639
What is HCPCS code J7639?
J7639 is a HCPCS Level II code for dornase alfa, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose form, per milligram. It sits in the Drugs Administered Other Than Oral Method section.
Does Medicare cover J7639?
The CMS HCPCS file marks J7639 as "Special coverage instructions apply". There are published conditions attached to this code. Check the applicable coverage policy before billing it: the code being valid is not the same as the service being covered.
How is J7639 paid under the physician fee schedule?
J7639 carries PFS status code E. Excluded from the physician fee schedule by regulation. Payment, where it exists, comes from another fee schedule (drugs via ASP, supplies via DMEPOS, and so on).