ICD-10-CM › C00-D49 › D49 › D49.5 Neoplasm of unspecified behavior... › D49.51

D49.51

Neoplasm of unspecified behavior of kidney

Not billableICD-10-CM diagnosis code.

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

A category header for its whole life, FY2017 onwards. It has never been valid for submission on its own.

Submit one of these 3 more specific codes instead:

  • D49.511 Neoplasm of unspecified behavior of right kidney
  • D49.512 Neoplasm of unspecified behavior of left kidney
  • D49.519 Neoplasm of unspecified behavior of unspecified kidney

What has happened to this code

Every change the publisher made, from 2017 to now.

  1. FY2017 Added to the code set Neoplasm of unspecified behavior of kidney

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 D49 Neoplasms of unspecified behavior

Excludes2 - not included here

  • neoplasms of uncertain behavior (D37-D44, D48)

Includes

  • 'growth' NOS
  • neoplasm NOS
  • new growth NOS
  • tumor NOS

Note

  • Category D49 classifies by site neoplasms of unspecified morphology and behavior. The term 'mass', unless otherwise stated, is not to be regarded as a neoplastic growth.

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.

Codes in the same group

CodeDescriptionStatus
D49.59 Neoplasm of unspecified behavior of other genitourinary organ Valid