C78.6 - Secondary malignant neoplasm of retroperitoneum and peritoneum

The ICD 10 Code for Secondary malignant neoplasm of retroperitoneum and peritoneum is listed as C78.6.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field	Value
Diagnosis Code:	C78.6
Description:	Secondary malignant neoplasm of retroperitoneum and peritoneum
Diagnostic Related Groups (MS-DRG v30.0)	374 - Digestive Malignancy W Mcc 375 - Digestive Malignancy W Cc 376 - Digestive Malignancy W/o Cc/mcc

Chapter	Neoplasms (C00-D49)
Block	Malignant neoplasms of ill-defined, other secondary and unspecified sites (C76-C80)
Parent	C78 - Secondary malignant neoplasm of respiratory and digestive organs
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code:	197.6 - Secondary malignant neoplasm of retroperitoneum and peritoneum
ICD-10-CM Siblings (same level / similar specificity) of C78.6:
C78.0 - Secondary malignant neoplasm of lung
C78.1 - Secondary malignant neoplasm of mediastinum
C78.2 - Secondary malignant neoplasm of pleura
C78.3 - Secondary malignant neoplasm of other and unspecified respiratory organs
C78.4 - Secondary malignant neoplasm of small intestine
C78.5 - Secondary malignant neoplasm of large intestine and rectum
C78.7 - Secondary malignant neoplasm of liver and intrahepatic bile duct
C78.8 - Secondary malignant neoplasm of other and unspecified digestive organs