ICD-9-CM procedure code (retired)
03.31 — Spinal tap
ICD-9-CM was replaced by ICD-10 on October 1, 2015. These are the ICD-10-PCS equivalents from the CMS General Equivalence Mappings.
About ICD-9-CM 03.31
03.31 is an ICD-9-CM procedure code for spinal tap. ICD-9-CM was retired for U.S. claims on October 1, 2015, when ICD-10-PCS took over.
The CMS General Equivalence Mappings translate it to 6 ICD-10-PCS codes, such as 009U30Z (Drainage of Spinal Canal with Drainage Device, Percutaneous Approach), 009U3ZX (Drainage of Spinal Canal, Percutaneous Approach, Diagnostic) and 009U3ZZ (Drainage of Spinal Canal, Percutaneous Approach). All of these are approximate matches, so review the record to pick the right one.
ICD-10-PCS equivalents
- 009U30ZDrainage of Spinal Canal with Drainage Device, Percutaneous Approachapproximate
- 009U3ZXDrainage of Spinal Canal, Percutaneous Approach, Diagnosticapproximate
- 009U3ZZDrainage of Spinal Canal, Percutaneous Approachapproximate
- 009U40ZDrainage of Spinal Canal with Drainage Device, Percutaneous Endoscopic Approachapproximate
- 009U4ZXDrainage of Spinal Canal, Percutaneous Endoscopic Approach, Diagnosticapproximate
- 009U4ZZDrainage of Spinal Canal, Percutaneous Endoscopic Approachapproximate
Common questions about 03.31
What is the ICD-10 code for ICD-9 03.31?
- The GEMs map 03.31 to ICD-10-PCS 009U30Z, 009U3ZX, 009U3ZZ, 009U40Z, 009U4ZX and 009U4ZZ.
GEMs are a translation aid, not a substitute for coding from the record. The 2027 ICD-10 code set has changed since the last GEMs release in 2018. Page updated September 29, 2026.