Malignant neoplasm of external lip, unspecified

ValidICD-10-CM diagnosis code.

Valid for claims with a date of service in the current code year.

Valid FY2016 onwards.

What has happened to this code

Every change the publisher made, from 2007 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

FY2007 Added to the draft code set draft Malignant neoplasm of external lip, unspecified

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

Inherited from C00 Malignant neoplasm of lip

Excludes1 - never coded here

malignant melanoma of lip (C43.0)
Merkel cell carcinoma of lip (C4A.0)
other and unspecified malignant neoplasm of skin of lip (C44.0-)

Use additional code

code to identify:
alcohol abuse and dependence (F10.-)
history of tobacco dependence (Z87.891)
tobacco dependence (F17.-)
tobacco use (Z72.0)

How CDC's index refers to this code

Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.

Neoplasm, neoplastic > labial
Neoplasm, neoplastic > vermillion border
Neoplasm, neoplastic > lip > external
Neoplasm, neoplastic > lip > lipstick area
Neoplasm, neoplastic > lip > vermilion border

Codes in the same group

Code	Description	Status
C00.0	Malignant neoplasm of external upper lip	Valid
C00.1	Malignant neoplasm of external lower lip	Valid
C00.3	Malignant neoplasm of upper lip, inner aspect	Valid
C00.4	Malignant neoplasm of lower lip, inner aspect	Valid
C00.5	Malignant neoplasm of lip, unspecified, inner aspect	Valid
C00.6	Malignant neoplasm of commissure of lip, unspecified	Valid
C00.8	Malignant neoplasm of overlapping sites of lip	Valid
C00.9	Malignant neoplasm of lip, unspecified	Valid