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LP with Spinraza Injection is very similar to 96450 (intrathecal chemo injection), but Spinraza is not a chemotherapy drug. What CPT code would you suggest for this injection? "CLINICAL INFORMATION: __ days old girl with spinal muscular atrophy presents for Spinraza administration spinal muscular atrophy, spinraza injection. The anticipated puncture site was anesthetized with lidocaine. A 20 gauge spinal needle was advanced into the thecal sac via the interlaminar space of the L3-L4 vertebrae with fluoroscopy and ultrasound guidance. The stylet was removed, and spontaneous flow of clear CSF was observed. A short catheter was attached to the spinal needle, and 4 ml of CSF was collected. 5 mL of Spinraza were then injected. The needle was then removed and the puncture site dressed. IMPRESSION: Successful fluoroscopic and ultrasound guided lumbar puncture with Spinraza injection."