Convert ICD-9 Code 644.21 to ICD-10

Source ICD-9 Code Target ICD-10 Code
644.21
Early onset delivery-del
O60.12X0
Preterm labor second tri w preterm delivery second tri, unsp
Approximate Flag - The approximate mapping means there is not an exact match between the ICD-10 and ICD-9 codes and the mapped code is not a precise representation of the original code.
644.21
Early onset delivery-del
O60.13X0
Preterm labor second tri w preterm delivery third tri, unsp
Approximate Flag - The approximate mapping means there is not an exact match between the ICD-10 and ICD-9 codes and the mapped code is not a precise representation of the original code.
644.21
Early onset delivery-del
O60.14X0
Preterm labor third tri w preterm delivery third tri, unsp
Approximate Flag - The approximate mapping means there is not an exact match between the ICD-10 and ICD-9 codes and the mapped code is not a precise representation of the original code.

ICD-9 to ICD-10 crosswalk for code 644.21 - early onset of delivery, delivered, with or without mention of antepartum condition based on the most recent General Equivalence Mappings (GEMS) information.