HCPCS Level II · Drugs administered other than oral method
J1834Injection, isoniazid, 1 mg
✓ Active
Source: CMS HCPCS quarterly update, October 2026. Page updated September 29, 2026.
About J1834
J1834 is an HCPCS Level II code in the J series (drugs administered other than oral method), describing injection, isoniazid, 1 mg.
It was added to HCPCS effective 10/01/2025.
Its Medicare coverage code is "C", meaning coverage is left to the Medicare contractor's judgment.
Details
- Short description
- Inj, isoniazid, 1 mg
- Date added
- 10/01/2025
- Action effective
- 10/01/2025
- BETOS
- O1E
Related J18xx codes
- J1800Injection, propranolol hcl, up to 1 mg
- J1805Injection, esmolol hydrochloride, 10 mg
- J1806Injection, esmolol hydrochloride (wg critical care), not therapeutically equivalent to j1805, 10 mg
- J1807Injection, ethacrynate sodium, 1 mg
- J1808Injection, folic acid, 0.1 mg
- J1809Injection, fosdenopterin, 0.1 mg
- J1811Insulin (fiasp) for administration through dme (i.e., insulin pump) per 50 units
- J1812Insulin (fiasp), per 5 units
- J1813Insulin (lyumjev) for administration through dme (i.e., insulin pump) per 50 units
- J1814Insulin (lyumjev), per 5 units
- J1815Injection, insulin, per 5 units
- J1817Insulin for administration through dme (i.e., insulin pump) per 50 units
Common questions about J1834
Is HCPCS J1834 still valid?
- Yes. J1834 is active in the CMS October 2026 HCPCS file.
Does Medicare cover J1834?
- Its coverage code is "C": coverage is left to the Medicare contractor's judgment. Check the local coverage determination for your region.