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ICD-9-CM diagnosis code (retired)

641.23 — Premature separation of placenta, antepartum condition or complication

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 641.23

641.23 is an ICD-9-CM diagnosis code for premature separation of placenta, antepartum condition or complication. 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 6 ICD-10-CM codes, such as O45.8X1 (Other premature separation of placenta, first trimester), O45.8X2 (Other premature separation of placenta, second trimester) and O45.8X3 (Other premature separation of placenta, third trimester). All of these are approximate matches, so review the record to pick the right one.

ICD-10-CM equivalents

Common questions about 641.23

What is the ICD-10 code for ICD-9 641.23?

The GEMs map 641.23 to ICD-10-CM O45.8X1, O45.8X2, O45.8X3, O45.91, O45.92 and O45.93.

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.