ICD-9-CM procedure code (retired)
35.35 — Operations on trabeculae carneae cordis
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 35.35
35.35 is an ICD-9-CM procedure code for operations on trabeculae carneae cordis. 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 02NK0ZZ (Release Right Ventricle, Open Approach), 02NK3ZZ (Release Right Ventricle, Percutaneous Approach) and 02NK4ZZ (Release Right Ventricle, Percutaneous Endoscopic Approach). All of these are approximate matches, so review the record to pick the right one.
ICD-10-PCS equivalents
- 02NK0ZZRelease Right Ventricle, Open Approachapproximate
- 02NK3ZZRelease Right Ventricle, Percutaneous Approachapproximate
- 02NK4ZZRelease Right Ventricle, Percutaneous Endoscopic Approachapproximate
- 02NL0ZZRelease Left Ventricle, Open Approachapproximate
- 02NL3ZZRelease Left Ventricle, Percutaneous Approachapproximate
- 02NL4ZZRelease Left Ventricle, Percutaneous Endoscopic Approachapproximate
Common questions about 35.35
What is the ICD-10 code for ICD-9 35.35?
- The GEMs map 35.35 to ICD-10-PCS 02NK0ZZ, 02NK3ZZ, 02NK4ZZ, 02NL0ZZ, 02NL3ZZ and 02NL4ZZ.
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.