HCPCS Level II › J codes › J1834

J1834

Injection, isoniazid, 1 mg

ValidHCPCS Level II code.

Valid for claims with a date of service in the current code year.

Valid FY2025 onwards.

What has happened to this code

Every change the publisher made, from 2025 to now.

  1. October 2025 Added to the code set Injection, isoniazid, 1 mg