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Numbing Injection Near the Nerve Controlling the Diaphragm

Louisiana rates for HCPCS 64410

This covers an injection of numbing medication around the phrenic nerve in the neck, which controls the diaphragm, the main muscle used for breathing. It can be used to help evaluate diaphragm function, to relieve symptoms such as persistent hiccups, or as part of certain pain management or surgical planning. The injection is a short outpatient procedure.

Rates data updated July 2026.

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