Question: California Subscriber Answer: If two physicians participate in the procedure, report 62311 (Injection, single [not via indwelling catheter], not including neurolytic substances, with or without contrast [for either localization or epidurography], of diagnostic or therapeutic substance[s] [including anesthetic, antispasmodic, opioid, steroid, other solution], epidural or subarachnoid; lumbar, sacral [caudal]) for the physician administering the epidural injection. Then submit 01992 (Anesthesia for diagnostic or therapeutic nerve blocks and injections [when block or injection is performed by a different provider]; prone position) for the additional professional who provided anesthesia service during the injection procedure.