ICD-9-CM procedure code (retired)
88.78 — Diagnostic ultrasound of gravid uterus
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 88.78
88.78 is an ICD-9-CM procedure code for diagnostic ultrasound of gravid uterus. 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 3 ICD-10-PCS codes, such as BY49ZZZ (Ultrasonography of First Trimester, Single Fetus), BY4CZZZ (Ultrasonography of Second Trimester, Single Fetus) and BY4FZZZ (Ultrasonography of Third Trimester, Single Fetus). All of these are approximate matches, so review the record to pick the right one.
ICD-10-PCS equivalents
Common questions about 88.78
What is the ICD-10 code for ICD-9 88.78?
- The GEMs map 88.78 to ICD-10-PCS BY49ZZZ, BY4CZZZ and BY4FZZZ.
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.