Malignant neoplasm of unspecified bones and articular cartilage of left limb

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 bones and articular cartilage of left limb, unspecified
FY2011 Draft description revised draft ~~Malignant neoplasm of bones and articular cartilage of left limb, unspecified~~ Malignant neoplasm of unspecified bones and articular cartilage of left limb

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 C40 Malignant neoplasm of bone and articular cartilage of limbs

Use additional code

code to identify major osseous defect, if applicable (M89.7-)

Inherited from the C40-C41 section Malignant neoplasms of bone and articular cartilage (C40-C41)

Excludes1 - never coded here

malignant neoplasm of bone marrow NOS (C96.9)
malignant neoplasm of synovia (C49.-)

Includes

malignant neoplasm of cartilage (articular) (joint)
malignant neoplasm of periosteum

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.

Osteoma
Chondroma
Ecchondroma
Enchondroma
Osteofibroma
Osteosarcoma
Fibro-osteoma
Osteoblastoma
Chondromatosis
Chondrosarcoma
Codman's tumor
Osteochondroma
Chondroblastoma
Chondro-osteoma
Tumor > Ewing's
Adamantoblastoma
Tumor > Codman's
Osteofibrosarcoma
Osteoma > osteoid
Sarcoma > Ewing's
Adamantinoblastoma
Chondromyxosarcoma
Endothelioma, bone
Myxochondrosarcoma
Fibrochondrosarcoma
Fibroma > ossifying
Melanoameloblastoma
Osteochondrosarcoma
Fibroma > periosteal
Sarcoma > osteogenic
Sarcoma > periosteal
Chondroma > periosteal
Fibroma > cementifying
Sarcoma > osteoblastic
Chondrosarcoma > myxoid
Fibroma > chondromyxoid
Osteochondromyxosarcoma
Angioendothelioma > bone
Ewing's sarcoma or tumor
Chondroma > juxtacortical

Showing 40 of 63 index phrases.

Codes in the same group

Code	Description	Status
C40.90	Malignant neoplasm of unspecified bones and articular cartilage of unspecified limb	Valid
C40.91	Malignant neoplasm of unspecified bones and articular cartilage of right limb	Valid