D37: Neoplasm of uncertain behavior of oral cavity and digestive organs
Codes under D37 (Neoplasm of uncertain behavior of oral cavity and digestive organs). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| D37.0 | Neoplasm of uncertain behavior of lip, oral cavity and pharynx | — |
| D37.0 | Neoplasm of uncertain behavior of lip, oral cavity and pharynx | — |
| D37.01 | Neoplasm of uncertain behavior of lip | ✓ |
| D37.01 | Neoplasm of uncertain behavior of lip | ✓ |
| D37.1 | Neoplasm of uncertain behavior of stomach | ✓ |
| D37.1 | Neoplasm of uncertain behavior of stomach | ✓ |
| D37.02 | Neoplasm of uncertain behavior of tongue | ✓ |
| D37.02 | Neoplasm of uncertain behavior of tongue | ✓ |
| D37.2 | Neoplasm of uncertain behavior of small intestine | ✓ |
| D37.2 | Neoplasm of uncertain behavior of small intestine | ✓ |
| D37.03 | Neoplasm of uncertain behavior of the major salivary glands | — |
| D37.03 | Neoplasm of uncertain behavior of the major salivary glands | — |
| D37.3 | Neoplasm of uncertain behavior of appendix | ✓ |
| D37.3 | Neoplasm of uncertain behavior of appendix | ✓ |
| D37.04 | Neoplasm of uncertain behavior of the minor salivary glands | ✓ |
| D37.04 | Neoplasm of uncertain behavior of the minor salivary glands | ✓ |
| D37.4 | Neoplasm of uncertain behavior of colon | ✓ |
| D37.4 | Neoplasm of uncertain behavior of colon | ✓ |
| D37.05 | Neoplasm of uncertain behavior of pharynx | ✓ |
| D37.05 | Neoplasm of uncertain behavior of pharynx | ✓ |
| D37.5 | Neoplasm of uncertain behavior of rectum | ✓ |
| D37.5 | Neoplasm of uncertain behavior of rectum | ✓ |
| D37.6 | Neoplasm of uncertain behavior of liver, gallbladder and bile ducts | ✓ |
| D37.6 | Neoplasm of uncertain behavior of liver, gallbladder and bile ducts | ✓ |
| D37.8 | Neoplasm of uncertain behavior of other specified digestive organs | ✓ |
| D37.8 | Neoplasm of uncertain behavior of other specified digestive organs | ✓ |
| D37.09 | Neoplasm of uncertain behavior of other specified sites of the oral cavity | ✓ |
| D37.09 | Neoplasm of uncertain behavior of other specified sites of the oral cavity | ✓ |
| D37.9 | Neoplasm of uncertain behavior of digestive organ, unspecified | ✓ |
| D37.9 | Neoplasm of uncertain behavior of digestive organ, unspecified | ✓ |
| D37.030 | Neoplasm of uncertain behavior of the parotid salivary glands | ✓ |
| D37.030 | Neoplasm of uncertain behavior of the parotid salivary glands | ✓ |
| D37.031 | Neoplasm of uncertain behavior of the sublingual salivary glands | ✓ |
| D37.031 | Neoplasm of uncertain behavior of the sublingual salivary glands | ✓ |
| D37.032 | Neoplasm of uncertain behavior of the submandibular salivary glands | ✓ |
| D37.032 | Neoplasm of uncertain behavior of the submandibular salivary glands | ✓ |
| D37.039 | Neoplasm of uncertain behavior of the major salivary glands, unspecified | ✓ |
| D37.039 | Neoplasm of uncertain behavior of the major salivary glands, unspecified | ✓ |
Frequently asked questions
What is ICD-10-CM code D37?
D37 is an ICD-10-CM category covering Neoplasm of uncertain behavior of oral cavity and digestive organs. It contains 38 more specific diagnosis codes, 34 of which are billable.
Is D37 a billable code?
No — D37 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example D37.0 — Neoplasm of uncertain behavior of lip, oral cavity and pharynx). 34 of the 38 codes under D37 are billable.
What codes fall under D37?
D37 includes D37.0, D37.0, D37.01, D37.01, D37.1, plus 33 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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