ICDcodes.org
FY2027

D47.0 — Mast cell neoplasms of uncertain behavior

Not billable

Is D47.0 billable?

No — D47.0 is a non-billable header code. D47.0 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 3 billable codes beneath D47.0.

D47.0 at a glance

CodeD47.0
DescriptionMast cell neoplasms of uncertain behavior
BillableNo — header code
Code setICD-10-CM FY2027
Valid for encountersOctober 1, 2026 – September 30, 2027

Excludes1 — never code together

The conditions below can never be reported together with D47.0 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.

  • congenital cutaneous mastocytosis (Q82.2)
  • histiocytic neoplasms of uncertain behavior (D47.Z9)
  • malignant mast cell neoplasm (C96.2-)

Excludes1 — never code together — inherited from D37-D48

The conditions below can never be reported together with D47.0 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.

  • neoplasms of unspecified behavior (D49.-)

What codes fall under D47.0? (3)

How long has D47.0 existed?

D47.0 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.

  • FY2018: D47.0 stopped being billable
Description changes
  • FY2018
    Histiocytic and mast cell tumors of uncertain behavior
    Mast cell neoplasms of uncertain behavior

Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.

Which codes are confused with D47.0?

ICD-10-CM declares these codes mutually exclusive with D47.0 — exactly one of each pair can be correct for a given encounter.

What other codes are in the D47 family? (6)