ICD-9-CM procedure code (retired)
11.22 — Biopsy of cornea
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 11.22
11.22 is an ICD-9-CM procedure code for biopsy of cornea. 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 0898XZX (Drainage of Right Cornea, External Approach, Diagnostic), 0899XZX (Drainage of Left Cornea, External Approach, Diagnostic) and 08B8XZX (Excision of Right Cornea, External Approach, Diagnostic). All of these are approximate matches, so review the record to pick the right one.
ICD-10-PCS equivalents
Common questions about 11.22
What is the ICD-10 code for ICD-9 11.22?
- The GEMs map 11.22 to ICD-10-PCS 0898XZX, 0899XZX, 08B8XZX and 08B9XZX.
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.