No. Q0235 is a HCPCS Level II code, maintained by CMS, that identifies a drug with no specific code of its own. CPT codes are five-digit numbers from the AMA that describe services. Giving the drug, for example an injection or infusion, is usually reported with a separate CPT administration code.

What NDC goes with Q0235?

None is fixed. Q0235 is used for drugs that have no specific HCPCS code, so the claim carries the NDC of the drug actually given and its quantity, and payers usually also ask for the drug name and dose.

Q0235 HCPCS Code — Inj, monoclon antibody, 1 mg

In short

Q0235 is the HCPCS Level II code for injection, monoclonal antibody products with an indication for post-exposure prophylaxis or treatment of covid-19, for hospitalized adults and/or pediatric patients who are receiving systemic corticosteroids and require supplemental oxygen, non-invasive or invasive mechanical ventilation, or extracorporeal membrane oxygenation (ecmo) only, not otherwise classified, 1 mg: drugs with no specific code of their own. It has no fixed drug or unit, so the claim carries the NDC of the drug given and its quantity.

Code

CMS HCPCS file

HCPCS codeQ0235

Billing unit1 mg

Descriptor: Injection, monoclonal antibody products with an indication for post-exposure prophylaxis or treatment of covid-19, for hospitalized adults and/or pediatric patients who are receiving systemic corticosteroids and require supplemental oxygen, non-invasive or invasive mechanical ventilation, or extracorporeal membrane oxygenation (ecmo) only, not otherwise classified, 1 mg
Short descriptor: Inj, monoclon antibody, 1 mg
Code set: HCPCS Level II, maintained by CMS
Effective: Oct 1, 2025

The billing unit is read from the descriptor. Confirm it against the CMS file before billing.

Units and claim line

Enter the dose to get the units and the NDC line for the CMS-1500 and the 837P.

HCPCS units

Modifier

NDC (11-digit)

NDC unit qualifier

NDC quantity

Enter the units to build the claim line.

Q0235: common questions

Is Q0235 a CPT code?: No. Q0235 is a HCPCS Level II code, maintained by CMS, that identifies a drug with no specific code of its own. CPT codes are five-digit numbers from the AMA that describe services. Giving the drug, for example an injection or infusion, is usually reported with a separate CPT administration code. CPT codes for drug administration.
What NDC goes with Q0235?: None is fixed. Q0235 is used for drugs that have no specific HCPCS code, so the claim carries the NDC of the drug actually given and its quantity, and payers usually also ask for the drug name and dose. How to find a J-code.