| Z85.00 | Personal history of malignant neoplasm of unspecified digestive organ | BILLABLE CODE |
| Z85.01 | Personal history of malignant neoplasm of esophagus | BILLABLE CODE |
| Z85.02 | Personal history of malignant neoplasm of stomach | NON-BILLABLE CODE |
| Z85.020 | Personal history of malignant carcinoid tumor of stomach | BILLABLE CODE |
| Z85.028 | Personal history of other malignant neoplasm of stomach | BILLABLE CODE |
| Z85.03 | Personal history of malignant neoplasm of large intestine | NON-BILLABLE CODE |
| Z85.030 | Personal history of malignant carcinoid tumor of large intestine | BILLABLE CODE |
| Z85.038 | Personal history of other malignant neoplasm of large intestine | BILLABLE CODE |
| Z85.04 | Personal history of malignant neoplasm of rectum, rectosigmoid junction, and anus | NON-BILLABLE CODE |
| Z85.040 | Personal history of malignant carcinoid tumor of rectum | BILLABLE CODE |
| Z85.048 | Personal history of other malignant neoplasm of rectum, rectosigmoid junction, and anus | BILLABLE CODE |
| Z85.05 | Personal history of malignant neoplasm of liver | BILLABLE CODE |
| Z85.06 | Personal history of malignant neoplasm of small intestine | NON-BILLABLE CODE |
| Z85.060 | Personal history of malignant carcinoid tumor of small intestine | BILLABLE CODE |
| Z85.068 | Personal history of other malignant neoplasm of small intestine | BILLABLE CODE |
| Z85.07 | Personal history of malignant neoplasm of pancreas | BILLABLE CODE |
| Z85.09 | Personal history of malignant neoplasm of other digestive organs | BILLABLE CODE |
