ICD-9-CM procedure code (retired)
79.33 — Open reduction of fracture with internal fixation, carpals and metacarpals
About ICD-9-CM 79.33
79.33 is an ICD-9-CM procedure code for open reduction of fracture with internal fixation, carpals and metacarpals. 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 4 ICD-10-PCS codes, such as 0PSM04Z (Reposition Right Carpal with Internal Fixation Device, Open Approach), 0PSN04Z (Reposition Left Carpal with Internal Fixation Device, Open Approach) and 0PSP04Z (Reposition Right Metacarpal with Internal Fixation Device, Open Approach). All of these are approximate matches, so review the record to pick the right one.
ICD-10-PCS equivalents
- 0PSM04ZReposition Right Carpal with Internal Fixation Device, Open Approachapproximate
- 0PSN04ZReposition Left Carpal with Internal Fixation Device, Open Approachapproximate
- 0PSP04ZReposition Right Metacarpal with Internal Fixation Device, Open Approachapproximate
- 0PSQ04ZReposition Left Metacarpal with Internal Fixation Device, Open Approachapproximate
Common questions about 79.33
What is the ICD-10 code for ICD-9 79.33?
- The GEMs map 79.33 to ICD-10-PCS 0PSM04Z, 0PSN04Z, 0PSP04Z and 0PSQ04Z.
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.