Billing for Lucentis (ranibizumab) requires extreme precision. Because the J2778 descriptor is set at 0.1 mg increments, mathematical errors in billing units are the leading cause of denials.
How to Calculate Billing Units for Lucentis (J2778)
The HCPCS code description for J2778 is "Injection, ranibizumab, 0.1 mg".
If a patient receives a standard 0.5 mg dose, you must divide the dose by 0.1. You would bill exactly 5 units per eye.
| Drug | Code | Administered Dosage | Billing Units |
|---|---|---|---|
| Lucentis | J2778 | 0.5 mg | 5 |
Medical Necessity: Required ICD-10 Codes
Lucentis is FDA-approved for conditions like wet age-related macular degeneration (AMD). Common approved ICD-10 codes include:
- H35.3210 - Exudative age-related macular degeneration, right eye
- H35.3220 - Exudative age-related macular degeneration, left eye
Administration Codes & Laterality Modifiers
Lucentis is an intravitreal injection. Bill CPT code 67028. You must append Modifier RT or LT to identify the treated eye.