2007 ICD-9-CM Procedure 99.91 Acupuncture for anesthesia Use of ACUPUNCTURE to block the afferent nerve impulses from reaching the brain to reduce the sensation of pain for surgery. 99.91 is a specific code that can be used to specify a procedure 99.91 contains 2 index entries View the full Volume 3 99.* hierarchy Index entries containing 99.91: Acupuncture 99.92 for anesthesia 99.91 Anesthesia acupunture for 99.91