ICD9CM 2007 Express Reference Coding Card Neurology/Neurosurgery - AMA, Neurology/Neurosurgery Express Reference Coding Card AM Author:Ama Annual laminated sheet provides 2007 ICD-9-CM codes for neurology/neurosurgery. Formatted in alphabetical order under diagnostic categories. Includes fourth and fifth digit subclassification prompts, and more. For medical coders in neurology and neurosurgery. Previous author was Johnson.