ICD-9-CM diagnosis code (retired)
778.7 — Breast engorgement in newborn
ICD-9-CM was replaced by ICD-10 on October 1, 2015. These are the ICD-10-CM equivalents from the CMS General Equivalence Mappings.
About ICD-9-CM 778.7
778.7 is an ICD-9-CM diagnosis code for breast engorgement in newborn. ICD-9-CM was retired for U.S. claims on October 1, 2015, when ICD-10-CM took over.
The CMS General Equivalence Mappings translate it to one ICD-10-CM code, P83.4 (Breast engorgement of newborn). The match is exact.
ICD-10-CM equivalents
- P83.4Breast engorgement of newbornexact match
Common questions about 778.7
What is the ICD-10 code for ICD-9 778.7?
- The GEMs map 778.7 to ICD-10-CM P83.4.
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.