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D49.51 ICD-10-CM Code: Neoplasm of unspecified behavior of kidney

Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.

Official Registry Overview & Definition

Neoplasm of unspecified behavior of kidney is a non-billable ICD-10-CM category code (D49.51). A more specific billable subcode must be selected for claims submission.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for D49.51 in the official ICD-10-CM tabular list.

Includes

Conditions the official ICD-10-CM tabular list includes under this code.

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

Excludes2 — Not Included Here

Conditions not covered by this code, but which may be reported alongside it when both are present.

Neoplasm Table Sites (12)

Anatomical sites from the official ICD-10-CM Table of Neoplasms that map to this code, with the matching behavior column.

  • Neoplasm, neoplastic, calyx, renal — Unspecified Behavior
  • Neoplasm, neoplastic, kidney (parenchymal) — Unspecified Behavior
  • Neoplasm, neoplastic, kidney (parenchymal), calyx — Unspecified Behavior
  • Neoplasm, neoplastic, kidney (parenchymal), hilus — Unspecified Behavior
  • Neoplasm, neoplastic, kidney (parenchymal), pelvis — Unspecified Behavior
  • Neoplasm, neoplastic, parenchyma, kidney — Unspecified Behavior
  • Neoplasm, neoplastic, pelvis, pelvic, renal — Unspecified Behavior
  • Neoplasm, neoplastic, renal — Unspecified Behavior
  • Neoplasm, neoplastic, renal, calyx — Unspecified Behavior
  • Neoplasm, neoplastic, renal, hilus — Unspecified Behavior
  • Neoplasm, neoplastic, renal, parenchyma — Unspecified Behavior
  • Neoplasm, neoplastic, renal, pelvis — Unspecified Behavior

Frequently Compared Codes

The official Excludes notes on D49.51 name these codes. Each comparison page covers when the two can — or must not — be reported together.

Change history

  • FY2017 — 2016-10-01
    Added to the code set
    Neoplasm of unspecified behavior of kidney
    FY2017 changes

Verify Before Coding

From the code registry, the Medicare Code Editor, and the MS-DRG Definitions Manual. Check it against a full claim.

Relationships & Classification

Official ICD-10-CM tabular notes on other codes that name D49.51 or its code family.

13 Excludes1 notes: D37 (via D49.-), D37-D48 (via D49.-), D38 (via D49.-), D39 (via D49.-), D40 (via D49.-), D41 (via D49.-), D42 (via D49.-), D43 (via D49.-), D44 (via D49.-), D45 (via D49.-) and 3 more.

Contextual Map

Every relationship of D49.51 in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.

Hierarchy

  • C00-D49 — Chapter 2: Neoplasms (C00-D49) (C00-D49) [Hierarchy]

Referenced by Excludes1 notes (13)

  • D37 — Neoplasm of uncertain behavior of oral cavity and digestive organs [Excludes1](via D49.-): “neoplasms of unspecified behavior (D49.-)” · check together
  • D37-D48 — Neoplasms of uncertain behavior, polycythemia vera and myelodysplastic syndromes (D37-D48) [Excludes1](via D49.-): “neoplasms of unspecified behavior (D49.-)” · check together
  • D38 — Neoplasm of uncertain behavior of middle ear and respiratory and intrathoracic organs [Excludes1](via D49.-): “neoplasms of unspecified behavior (D49.-)” · check together
  • D39 — Neoplasm of uncertain behavior of female genital organs [Excludes1](via D49.-): “neoplasms of unspecified behavior (D49.-)” · check together
  • D40 — Neoplasm of uncertain behavior of male genital organs [Excludes1](via D49.-): “neoplasms of unspecified behavior (D49.-)” · check together
  • D41 — Neoplasm of uncertain behavior of urinary organs [Excludes1](via D49.-): “neoplasms of unspecified behavior (D49.-)” · check together
  • D42 — Neoplasm of uncertain behavior of meninges [Excludes1](via D49.-): “neoplasms of unspecified behavior (D49.-)” · check together
  • D43 — Neoplasm of uncertain behavior of brain and central nervous system [Excludes1](via D49.-): “neoplasms of unspecified behavior (D49.-)” · check together
  • and 5 more

Neoplasm sites (12)

  • Neoplasm, neoplastic, calyx, renal — Neoplasm, neoplastic, calyx, renal — Unspecified Behavior [Neoplasm table]: “Neoplasm, neoplastic, calyx, renal (Unspecified Behavior)”
  • Neoplasm, neoplastic, kidney (parenchymal) — Neoplasm, neoplastic, kidney (parenchymal) — Unspecified Behavior [Neoplasm table]: “Neoplasm, neoplastic, kidney (parenchymal) (Unspecified Behavior)”
  • Neoplasm, neoplastic, kidney (parenchymal), calyx — Neoplasm, neoplastic, kidney (parenchymal), calyx — Unspecified Behavior [Neoplasm table]: “Neoplasm, neoplastic, kidney (parenchymal), calyx (Unspecified Behavior)”
  • Neoplasm, neoplastic, kidney (parenchymal), hilus — Neoplasm, neoplastic, kidney (parenchymal), hilus — Unspecified Behavior [Neoplasm table]: “Neoplasm, neoplastic, kidney (parenchymal), hilus (Unspecified Behavior)”
  • Neoplasm, neoplastic, kidney (parenchymal), pelvis — Neoplasm, neoplastic, kidney (parenchymal), pelvis — Unspecified Behavior [Neoplasm table]: “Neoplasm, neoplastic, kidney (parenchymal), pelvis (Unspecified Behavior)”
  • Neoplasm, neoplastic, parenchyma, kidney — Neoplasm, neoplastic, parenchyma, kidney — Unspecified Behavior [Neoplasm table]: “Neoplasm, neoplastic, parenchyma, kidney (Unspecified Behavior)”
  • Neoplasm, neoplastic, pelvis, pelvic, renal — Neoplasm, neoplastic, pelvis, pelvic, renal — Unspecified Behavior [Neoplasm table]: “Neoplasm, neoplastic, pelvis, pelvic, renal (Unspecified Behavior)”
  • Neoplasm, neoplastic, renal — Neoplasm, neoplastic, renal — Unspecified Behavior [Neoplasm table]: “Neoplasm, neoplastic, renal (Unspecified Behavior)”
  • and 4 more

Nearest codes (17)

  • D49 — Neoplasms of unspecified behavior [Sibling]
  • D49.0 — Neoplasm of unspecified behavior of digestive system [Sibling]
  • D49.1 — Neoplasm of unspecified behavior of respiratory system [Sibling]
  • D49.2 — Neoplasm of unspecified behavior of bone, soft tissue, and skin [Sibling]
  • D49.3 — Neoplasm of unspecified behavior of breast [Sibling]
  • D49.4 — Neoplasm of unspecified behavior of bladder [Sibling]
  • D49.5 — Neoplasm of unspecified behavior of other genitourinary organs [Sibling]
  • D49.511 — Neoplasm of unspecified behavior of right kidney [Sibling]
  • and 9 more

Change history

  • FY2017 — Added to the code set [Change history]

Frequently Asked Questions (FAQ) & Clinical Guidance

Can D49.51 be billed directly?

No. D49.51 (Neoplasm of unspecified behavior of kidney) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.

Nearest Codes in This Family

Official ICD-10-CM classifications closest to D49.51 in its code family, with their registry titles.

  • D49.1 — Neoplasm of unspecified behavior of respiratory system
  • D49.2 — Neoplasm of unspecified behavior of bone, soft tissue, and skin
  • D49.3 — Neoplasm of unspecified behavior of breast
  • D49.4 — Neoplasm of unspecified behavior of bladder
  • D49.5 — Neoplasm of unspecified behavior of other genitourinary organs
  • 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
  • D49.59 — Neoplasm of unspecified behavior of other genitourinary organ
  • D49.6 — Neoplasm of unspecified behavior of brain

View all codes in the D49 family