656.23
Isoimmunization from other and unspecified blood-group incompatibility, antepartum condition or complication
The ICD-9 code for isoimmunization from other and unspecified blood-group incompatibility, antepartum condition or complication is 656.23.
Legacy code — retired October 1, 2015ICD-10-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents.
View ICD-9 → ICD-10 crosswalk for 656.23 →