ICD-9-CM procedure code (retired)
34.27 — Biopsy of diaphragm
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 34.27
34.27 is an ICD-9-CM procedure code for biopsy of diaphragm. 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 0B9T0ZX (Drainage of Diaphragm, Open Approach, Diagnostic), 0B9T3ZX (Drainage of Diaphragm, Percutaneous Approach, Diagnostic) and 0B9T4ZX (Drainage of Diaphragm, Percutaneous Endoscopic Approach, Diagnostic). All of these are approximate matches, so review the record to pick the right one.
ICD-10-PCS equivalents
- 0B9T0ZXDrainage of Diaphragm, Open Approach, Diagnosticapproximate
- 0B9T3ZXDrainage of Diaphragm, Percutaneous Approach, Diagnosticapproximate
- 0B9T4ZXDrainage of Diaphragm, Percutaneous Endoscopic Approach, Diagnosticapproximate
- 0BBT0ZXExcision of Diaphragm, Open Approach, Diagnosticapproximate
- 0BBT3ZXExcision of Diaphragm, Percutaneous Approach, Diagnosticapproximate
- 0BBT4ZXExcision of Diaphragm, Percutaneous Endoscopic Approach, Diagnosticapproximate
Common questions about 34.27
What is the ICD-10 code for ICD-9 34.27?
- The GEMs map 34.27 to ICD-10-PCS 0B9T0ZX, 0B9T3ZX, 0B9T4ZX, 0BBT0ZX, 0BBT3ZX and 0BBT4ZX.
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.