AAPC Nervous System Coding

Question 1

CPT codes for nervous system procedures are found in which numeric range?

Accepted Answer

61000–64999

Answer

CPT codes 61000–64999 cover all nervous system procedures including skull, brain, spine, and peripheral nerves.

Question 2

Which CPT code describes a diagnostic lumbar puncture (spinal tap)?

Accepted Answer

62270

Answer

CPT 62270 is used for a spinal puncture (lumbar puncture) performed for diagnostic purposes.

Question 3

Open carpal tunnel release (decompression of the median nerve at the wrist) is reported with which CPT code?

Accepted Answer

64721

Answer

CPT 64721 describes neuroplasty and/or transposition of the median nerve at the carpal tunnel (open carpal tunnel release).

Question 4

A neurosurgeon performs a laminectomy with spinal cord decompression at a single lumbar level without disc removal. Which CPT code is most appropriate?

Accepted Answer

63047

Answer

CPT 63047 describes a laminectomy with decompression of the spinal cord or cauda equina at the lumbar level without disc removal.

Question 5

When selecting the correct CPT code for craniotomy with clipping of a cerebral aneurysm, the primary determinant is:

Accepted Answer

The specific artery where the aneurysm is located

Answer

CPT aneurysm clipping codes are differentiated by the involved artery (e.g., carotid, vertebral, anterior communicating artery), making anatomic location the key driver.

AAPC - American Academy of Professional Coders Practice Test

AAPC - American Academy of Professional Coders Practice Test

AAPC Nervous System Coding