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ICD-9-CM diagnosis code (retired)

V86.1 — Estrogen receptor negative status [ER-]

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 V86.1

V86.1 is an ICD-9-CM diagnosis code for estrogen receptor negative status [ER-]. 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, Z17.1 (Estrogen receptor negative status [ER-]). The match is approximate, so confirm it against the record.

ICD-10-CM equivalents

Common questions about V86.1

What is the ICD-10 code for ICD-9 V86.1?

The GEMs map V86.1 to ICD-10-CM Z17.1.

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.