HCPCS code J9041: Bortezomib (Velcade) billing guide 2026
HCPCS code J9041 is the billing code for “Injection, bortezomib (Velcade), 0.1 mg,” a proteasome inhibitor chemotherapy drug given by IV or subcutaneous injection for multiple myeloma and mantle cell lymphoma. Each 0.1 mg administered equals one billable unit, and every claim requires a JW or JZ modifier. This guide covers code properties, dosage and […]
HCPCS code S9542: Home injectable therapy, not otherwise classified, per diem
HCPCS code S9542 is the not-otherwise-classified (NOC) code for home injectable therapy, billed per diem. It applies when the therapy administered doesn’t match any named per diem S-code in the S9490-S9810 range, and the per diem rate bundles administrative services, pharmacy oversight, care coordination, and supplies into a single daily charge. This reference guide covers […]
HCPCS code J2329: Billing guide for ublituximab-xiiy (Briumvi)
HCPCS code J2329 bills Briumvi at 1 mg per unit — a 450 mg dose is 450 units, with mandatory JW/JZ waste modifiers.
HCPCS code J1626: Injection, granisetron hydrochloride, 100 mcg
J1626 is injection, granisetron HCl, 100 mcg—bill 1 unit per 100 mcg, so a standard 1 mg IV dose equals 10 units.
HCPCS code J9145: Injection, daratumumab, 10 mg billing guide
HCPCS J9145 bills IV daratumumab (Darzalex) at 1 unit = 10 mg; each claim needs a JW/JZ modifier and a covered myeloma diagnosis.
HCPCS code G2023: COVID-19 specimen collection billing guide
HCPCS G2023 covered COVID-19 specimen collection by independent labs. It was deleted May 12, 2023 with no single replacement code.
HCPCS code Q5121: Billing guide for infliximab-axxq (Avsola)
HCPCS code Q5121: Definition and clinical description HCPCS code Q5121 describes the injection of infliximab-axxq, a biosimilar biologic marketed under the brand name Avsola, billed per 10 mg unit. The code was added to the HCPCS Level II code set effective July 1, 2020, and remains valid for 2026 claims. Rheumatology practices, infusion centers, and […]
HCPCS code A9278: External CGM receiver billing guide 2026
HCPCS Code A9278 covers the external CGM receiver for non-DME systems. Learn what changed in April 2022, when E2102 applies, and payer-specific billing rules.
HCPCS code C1889: Implantable/insertable device
HCPCS code C1889 is the not-otherwise-classified Level II code for an implantable or insertable device that has no more specific HCPCS code. Valid only on hospital outpatient and ASC claims, it is reported on the UB-04 with the device charges and a paired procedure code. Most implantable device billing runs smoothly when a specific HCPCS […]
HCPCS code L1833: Knee orthosis billing and coverage guide
L1833 is an HCPCS Level II code, not a CPT code, describing a knee orthosis with adjustable unicentric or polycentric joints, rigid support, and prefabricated off-the-shelf (OTS) construction. Medicare Part B covers it under LCD L33318 when the beneficiary’s clinical record supports a qualifying diagnosis, and CMS removed the prior authorization requirement on August 12, […]