DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

C03 Malignant neoplasm of gum

  • Header · not billable

C03 is not billable. The category heads 3 billable codes in FY2027: the 3 codes directly below it.

Where it sits

  1. Chapter 2 Neoplasms (C00-D49)
  2. C00-C14 Malignant neoplasms of lip, oral cavity and pharynx (C00-C14)
  3. C03 Malignant neoplasm of gum
Billable codes
3
Subdivisions
3
CC / MCC codes
0 / 0
HCC V28 codes
3
New FY2027
0
Index entries
0

Codes in C03

  1. C03.0
    Malignant neoplasm of upper gum
    Billable21
  2. C03.1
    Malignant neoplasm of lower gum
    Billable21
  3. C03.9
    Malignant neoplasm of gum, unspecified
    Billable21

Sources of each column.

Instructions

At C03

Includes

  • malignant neoplasm of alveolar (ridge) mucosa
  • malignant neoplasm of gingiva

Excludes2

  • malignant odontogenic neoplasms (C41.0-C41.1) C41.0 C41.1

Use additional code

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

Notes that also apply

Chapter 2 instructions (Notes 8): printed on the chapter 2 page.

Hierarchy