JZHCPCS Level II
Zero drug amount discarded/not administered to any patient
- Usage notes
- Append to a single-dose container drug code to affirmatively state that zero amount was discarded — required alongside JW reporting for applicable drugs.
- Common mistakes
- Leaving JZ off entirely when no drug was wasted, rather than actively reporting it, which some payers now treat as a missing-modifier claim error.
Related modifiers
J1Competitive acquisition program no-pay submission for a prescription numberJ2Competitive acquisition program, restocking of emergency drugs after emergencyJ3Competitive acquisition program (cap), drug not available through cap asJ4Dmepos item subject to dmepos competitive bidding program that is furnished byJ5Off-the-shelf orthotic subject to dmepos competitive bidding program that isJAAdministered intravenouslyJBAdministered subcutaneouslyJCSkin substitute used as a graft
Frequently asked questions
What does modifier JZ mean?
Zero drug amount discarded/not administered to any patient
When do I use modifier JZ?
Append to a single-dose container drug code to affirmatively state that zero amount was discarded — required alongside JW reporting for applicable drugs.
What's a common mistake with modifier JZ?
Leaving JZ off entirely when no drug was wasted, rather than actively reporting it, which some payers now treat as a missing-modifier claim error.
HCPCS modifier data from CMS. CPT® is a registered trademark of the American Medical Association — CPT modifier descriptions are not included on this site. Always verify codes with authoritative sources before making billing decisions.