Neoplasm Table
peritoneum, peritoneal (cavity)
| Site | Malignant primary | Malignant secondary | Ca in situ | Benign | Uncertain behavior | Unspecified behavior |
|---|---|---|---|---|---|---|
| peritoneum, peritoneal (cavity) | C48.2 | C78.6 | — | D20.1 | D48.4 | D49.0 |
| benign mesothelial tissue — see Mesothelioma, benign | — | — | — | — | — | — |
| overlapping lesion | C48.8 | — | — | — | — | — |
| with digestive organs | C26.9 | — | — | — | — | — |
| parietal | C48.1 | C78.6 | — | D20.1 | D48.4 | D49.0 |
| pelvic | C48.1 | C78.6 | — | D20.1 | D48.4 | D49.0 |
| specified part NEC | C48.1 | C78.6 | — | D20.1 | D48.4 | D49.0 |
Use the index to find a code, then confirm it in the Tabular List before assigning it. A code ending in a dash is incomplete, and a code in [brackets] is a manifestation code reported after the underlying condition. Search the whole index.
Frequently asked questions
What are the ICD-10-CM neoplasm codes for peritoneum, peritoneal?
Per the ICD-10-CM Neoplasm Table: malignant primary C48.2; malignant secondary C78.6; benign D20.1; uncertain behavior D48.4; unspecified behavior D49.0. Always confirm the code, and add the required 7th character where applicable, in the Tabular List.
ICD-10-CM Neoplasm Table maintained by CDC/NCHS (public domain), from the CMS FY2027 release.