DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

D37 Neoplasm of uncertain behavior of oral cavity and digestive organs

  • Header · not billable

D37 is not billable. The category heads 17 billable codes in FY2027, grouped under 9 subdivisions.

Index → code

  • Gastrinomaunspecified site → D37.9
  • Tumorpapillarycystic → D37.9
  • TumorG cellunspecified site → D37.8

Where it sits

  1. Chapter 2 Neoplasms (C00-D49)
  2. D37-D48 Neoplasms of uncertain behavior, polycythemia vera and myelodysplastic syndromes (D37-D48)
  3. D37 Neoplasm of uncertain behavior of oral cavity and digestive organs
Billable codes
17
Subdivisions
9
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
7

Codes in D37

  1. D37.0
    Neoplasm of uncertain behavior of lip, oral cavity and pharynx
    Header
    Excludes1 4

    Excludes1

    • neoplasm of uncertain behavior of aryepiglottic fold or interarytenoid fold, laryngeal aspect (D38.0) D38.0
    • neoplasm of uncertain behavior of epiglottis NOS (D38.0) D38.0
    • neoplasm of uncertain behavior of skin of lip (D48.5) D48.5
    • neoplasm of uncertain behavior of suprahyoid portion of epiglottis (D38.0) D38.0
  2. D37.01
    Neoplasm of uncertain behavior of lip
    Billable
    Inclusion terms 1

    Inclusion terms

    • Neoplasm of uncertain behavior of vermilion border of lip
  3. D37.02
    Neoplasm of uncertain behavior of tongue
    Billable
  4. D37.03
    Neoplasm of uncertain behavior of the major salivary glands
    Header
  5. D37.030
    Neoplasm of uncertain behavior of the parotid salivary glands
    Billable
  6. D37.031
    Neoplasm of uncertain behavior of the sublingual salivary glands
    Billable
  7. D37.032
    Neoplasm of uncertain behavior of the submandibular salivary glands
    Billable
  8. D37.039
    Neoplasm of uncertain behavior of the major salivary glands, unspecified
    Billable
  9. D37.04
    Neoplasm of uncertain behavior of the minor salivary glands
    Billable
    Inclusion terms 4

    Inclusion terms

    • Neoplasm of uncertain behavior of submucosal salivary glands of lip
    • Neoplasm of uncertain behavior of submucosal salivary glands of cheek
    • Neoplasm of uncertain behavior of submucosal salivary glands of hard palate
    • Neoplasm of uncertain behavior of submucosal salivary glands of soft palate
  10. D37.05
    Neoplasm of uncertain behavior of pharynx
    Billable
    Inclusion terms 3

    Inclusion terms

    • Neoplasm of uncertain behavior of aryepiglottic fold of pharynx NOS
    • Neoplasm of uncertain behavior of hypopharyngeal aspect of aryepiglottic fold of pharynx
    • Neoplasm of uncertain behavior of marginal zone of aryepiglottic fold of pharynx
  11. D37.09
    Neoplasm of uncertain behavior of other specified sites of the oral cavity
    Billable
  12. D37.1
    Neoplasm of uncertain behavior of stomach
    Billable
  13. D37.2
    Neoplasm of uncertain behavior of small intestine
    Billable
  14. D37.3
    Neoplasm of uncertain behavior of appendix
    Billable
  15. D37.4
    Neoplasm of uncertain behavior of colon
    Billable
  16. D37.5
    Neoplasm of uncertain behavior of rectum
    Billable
    Inclusion terms 1

    Inclusion terms

    • Neoplasm of uncertain behavior of rectosigmoid junction
  17. D37.6
    Neoplasm of uncertain behavior of liver, gallbladder and bile ducts
    Billable
    Inclusion terms 1

    Inclusion terms

    • Neoplasm of uncertain behavior of ampulla of Vater
  18. D37.8
    Neoplasm of uncertain behavior of other specified digestive organs
    Billable
    Inclusion terms 6, Excludes1 3

    Inclusion terms

    • Neoplasm of uncertain behavior of anal canal
    • Neoplasm of uncertain behavior of anal sphincter
    • Neoplasm of uncertain behavior of anus NOS
    • Neoplasm of uncertain behavior of esophagus
    • Neoplasm of uncertain behavior of intestine NOS
    • Neoplasm of uncertain behavior of pancreas

    Excludes1

    • neoplasm of uncertain behavior of anal margin (D48.5) D48.5
    • neoplasm of uncertain behavior of anal skin (D48.5) D48.5
    • neoplasm of uncertain behavior of perianal skin (D48.5) D48.5
  19. D37.9
    Neoplasm of uncertain behavior of digestive organ, unspecified
    Billable

Sources of each column.

Instructions

At D37

Excludes1

  • stromal tumors of uncertain behavior of digestive system (D48.1-) D48.1

Notes that also apply

Block D37-D48 instructions (Notes 1, Excludes1 1): printed on the block page.

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

Index entries

  • Gastrinomaunspecified site → D37.9
  • Glucagonomapancreasuncertain behavior → D37.8
  • Glucagonomaunspecified siteuncertain behavior → D37.8
  • Insulinomapancreasuncertain behavior → D37.8
  • Insulinomaunspecified siteuncertain behavior → D37.8
  • TumorG cellunspecified site → D37.8
  • Tumorpapillarycystic → D37.9

NCHS Alphabetic Index. Index first, then the Tabular List.

Hierarchy