{"code":"C79","type":"category","title":"Secondary malignant neoplasm of other and unspecified sites","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["secondary carcinoid tumors (C7B.-)","secondary neuroendocrine tumors (C7B.-)"],"excludes2":[],"isBillable":false,"fyEffectivity":{"fy2026":true,"fy2027":true},"sibling_codes":["C79.0","C79.1","C79.2","C79.3","C79.4","C79.5","C79.6","C79.7","C79.8","C79.9"],"inclusionTerms":[],"sibling_titles":{"code":"C79.9","title":"Secondary malignant neoplasm of unspecified site","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Secondary malignant neoplasm of other and unspecified sites is a non-billable ICD-10-CM category code (C79). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","officialDefinition":"Secondary malignant neoplasm of other and unspecified sites is a non-billable ICD-10-CM category code (C79). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","seventhCharacterInstructions":[],"workflowProtocols":[],"guidelines":{"whenToUse":[],"whenNotToUse":[],"commonBillingMistakes":[],"codeComparisons":[],"documentationChecklist":[]},"domainLandscape":{"summary":"Primary diagnostic domain and clinical landscape evaluation.","keyCategories":[],"diagnosticContinuum":"Progression continuum from acute presentation to resolution."},"children":[{"code":"C79.0","title":"Secondary malignant neoplasm of kidney and renal pelvis","description":"Secondary malignant neoplasm of kidney and renal pelvis is a non-billable ICD-10-CM category code (C79.0). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":false,"slug":"c79.0-secondary-malignant-neoplasm-of-kidney-and-renal-pelvis"},{"code":"C79.00","title":"Secondary malignant neoplasm of unspecified kidney and renal pelvis","description":"Secondary malignant neoplasm of unspecified kidney and renal pelvis is a billable ICD-10-CM diagnosis code (C79.00). Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":true,"slug":"c79.00-secondary-malignant-neoplasm-of-unspecified-kidney-and-renal-pelvis"},{"code":"C79.01","title":"Secondary malignant neoplasm of right kidney and renal pelvis","description":"Secondary malignant neoplasm of right kidney and renal pelvis is a billable ICD-10-CM diagnosis code (C79.01). Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":true,"slug":"c79.01-secondary-malignant-neoplasm-of-right-kidney-and-renal-pelvis"},{"code":"C79.02","title":"Secondary malignant neoplasm of left kidney and renal pelvis","description":"Secondary malignant neoplasm of left kidney and renal pelvis is a billable ICD-10-CM diagnosis code (C79.02). Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":true,"slug":"c79.02-secondary-malignant-neoplasm-of-left-kidney-and-renal-pelvis"},{"code":"C79.1","title":"Secondary malignant neoplasm of bladder and other and unspecified urinary organs","description":"Secondary malignant neoplasm of bladder and other and unspecified urinary organs is a non-billable ICD-10-CM category code (C79.1). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":false,"slug":"c79.1-secondary-malignant-neoplasm-of-bladder-and-other-and-unspecified-urinary"},{"code":"C79.10","title":"Secondary malignant neoplasm of unspecified urinary organs","description":"Secondary malignant neoplasm of unspecified urinary organs is a billable ICD-10-CM diagnosis code (C79.10). Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":true,"slug":"c79.10-secondary-malignant-neoplasm-of-unspecified-urinary-organs"},{"code":"C79.11","title":"Secondary malignant neoplasm of bladder","description":"Secondary malignant neoplasm of bladder is a billable ICD-10-CM diagnosis code (C79.11). Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-). Excludes2 (not included here): lymph node metastases (C77.0).","isBillable":true,"slug":"c79.11-secondary-malignant-neoplasm-of-bladder"},{"code":"C79.19","title":"Secondary malignant neoplasm of other urinary organs","description":"Secondary malignant neoplasm of other urinary organs is a billable ICD-10-CM diagnosis code (C79.19). Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":true,"slug":"c79.19-secondary-malignant-neoplasm-of-other-urinary-organs"},{"code":"C79.2","title":"Secondary malignant neoplasm of skin","description":"Secondary malignant neoplasm of skin is a billable ICD-10-CM diagnosis code (C79.2). Excludes1 (not coded here): secondary Merkel cell carcinoma (C7B.1); secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":true,"slug":"c79.2-secondary-malignant-neoplasm-of-skin"},{"code":"C79.3","title":"Secondary malignant neoplasm of brain and cerebral meninges","description":"Secondary malignant neoplasm of brain and cerebral meninges is a non-billable ICD-10-CM category code (C79.3). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":false,"slug":"c79.3-secondary-malignant-neoplasm-of-brain-and-cerebral-meninges"},{"code":"C79.31","title":"Secondary malignant neoplasm of brain","description":"Secondary malignant neoplasm of brain is a billable ICD-10-CM diagnosis code (C79.31). Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":true,"slug":"c79.31-secondary-malignant-neoplasm-of-brain"},{"code":"C79.32","title":"Secondary malignant neoplasm of cerebral meninges","description":"Secondary malignant neoplasm of cerebral meninges is a billable ICD-10-CM diagnosis code (C79.32). Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":true,"slug":"c79.32-secondary-malignant-neoplasm-of-cerebral-meninges"},{"code":"C79.4","title":"Secondary malignant neoplasm of other and unspecified parts of nervous system","description":"Secondary malignant neoplasm of other and unspecified parts of nervous system is a non-billable ICD-10-CM category code (C79.4). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":false,"slug":"c79.4-secondary-malignant-neoplasm-of-other-and-unspecified-parts-of-nervous"},{"code":"C79.40","title":"Secondary malignant neoplasm of unspecified part of nervous system","description":"Secondary malignant neoplasm of unspecified part of nervous system is a billable ICD-10-CM diagnosis code (C79.40). Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":true,"slug":"c79.40-secondary-malignant-neoplasm-of-unspecified-part-of-nervous-system"},{"code":"C79.49","title":"Secondary malignant neoplasm of other parts of nervous system","description":"Secondary malignant neoplasm of other parts of nervous system is a billable ICD-10-CM diagnosis code (C79.49). Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":true,"slug":"c79.49-secondary-malignant-neoplasm-of-other-parts-of-nervous-system"},{"code":"C79.5","title":"Secondary malignant neoplasm of bone and bone marrow","description":"Secondary malignant neoplasm of bone and bone marrow is a non-billable ICD-10-CM category code (C79.5). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): secondary carcinoid tumors of bone (C7B.03); secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":false,"slug":"c79.5-secondary-malignant-neoplasm-of-bone-and-bone-marrow"},{"code":"C79.51","title":"Secondary malignant neoplasm of bone","description":"Secondary malignant neoplasm of bone is a billable ICD-10-CM diagnosis code (C79.51). Excludes1 (not coded here): secondary carcinoid tumors of bone (C7B.03); secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":true,"slug":"c79.51-secondary-malignant-neoplasm-of-bone"},{"code":"C79.52","title":"Secondary malignant neoplasm of bone marrow","description":"Secondary malignant neoplasm of bone marrow is a billable ICD-10-CM diagnosis code (C79.52). Excludes1 (not coded here): secondary carcinoid tumors of bone (C7B.03); secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":true,"slug":"c79.52-secondary-malignant-neoplasm-of-bone-marrow"},{"code":"C79.6","title":"Secondary malignant neoplasm of ovary","description":"Secondary malignant neoplasm of ovary is a non-billable ICD-10-CM category code (C79.6). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":false,"slug":"c79.6-secondary-malignant-neoplasm-of-ovary"},{"code":"C79.60","title":"Secondary malignant neoplasm of unspecified ovary","description":"Secondary malignant neoplasm of unspecified ovary is a billable ICD-10-CM diagnosis code (C79.60). Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":true,"slug":"c79.60-secondary-malignant-neoplasm-of-unspecified-ovary"},{"code":"C79.61","title":"Secondary malignant neoplasm of right ovary","description":"Secondary malignant neoplasm of right ovary is a billable ICD-10-CM diagnosis code (C79.61). Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":true,"slug":"c79.61-secondary-malignant-neoplasm-of-right-ovary"},{"code":"C79.62","title":"Secondary malignant neoplasm of left ovary","description":"Secondary malignant neoplasm of left ovary is a billable ICD-10-CM diagnosis code (C79.62). Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":true,"slug":"c79.62-secondary-malignant-neoplasm-of-left-ovary"},{"code":"C79.63","title":"Secondary malignant neoplasm of bilateral ovaries","description":"Secondary malignant neoplasm of bilateral ovaries is a billable ICD-10-CM diagnosis code (C79.63). Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":true,"slug":"c79.63-secondary-malignant-neoplasm-of-bilateral-ovaries"},{"code":"C79.7","title":"Secondary malignant neoplasm of adrenal gland","description":"Secondary malignant neoplasm of adrenal gland is a non-billable ICD-10-CM category code (C79.7). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":false,"slug":"c79.7-secondary-malignant-neoplasm-of-adrenal-gland"},{"code":"C79.70","title":"Secondary malignant neoplasm of unspecified adrenal gland","description":"Secondary malignant neoplasm of unspecified adrenal gland is a billable ICD-10-CM diagnosis code (C79.70). Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":true,"slug":"c79.70-secondary-malignant-neoplasm-of-unspecified-adrenal-gland"},{"code":"C79.71","title":"Secondary malignant neoplasm of right adrenal gland","description":"Secondary malignant neoplasm of right adrenal gland is a billable ICD-10-CM diagnosis code (C79.71). Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":true,"slug":"c79.71-secondary-malignant-neoplasm-of-right-adrenal-gland"},{"code":"C79.72","title":"Secondary malignant neoplasm of left adrenal gland","description":"Secondary malignant neoplasm of left adrenal gland is a billable ICD-10-CM diagnosis code (C79.72). Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":true,"slug":"c79.72-secondary-malignant-neoplasm-of-left-adrenal-gland"},{"code":"C79.8","title":"Secondary malignant neoplasm of other specified sites","description":"Secondary malignant neoplasm of other specified sites is a non-billable ICD-10-CM category code (C79.8). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":false,"slug":"c79.8-secondary-malignant-neoplasm-of-other-specified-sites"},{"code":"C79.81","title":"Secondary malignant neoplasm of breast","description":"Secondary malignant neoplasm of breast is a billable ICD-10-CM diagnosis code (C79.81). Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":true,"slug":"c79.81-secondary-malignant-neoplasm-of-breast"},{"code":"C79.82","title":"Secondary malignant neoplasm of genital organs","description":"Secondary malignant neoplasm of genital organs is a billable ICD-10-CM diagnosis code (C79.82). Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":true,"slug":"c79.82-secondary-malignant-neoplasm-of-genital-organs"},{"code":"C79.83","title":"Secondary malignant neoplasm of oral cavity","description":"Subcode C79.83","isBillable":true,"slug":"c79.83-secondary-malignant-neoplasm-of-oral-cavity"},{"code":"C79.89","title":"Secondary malignant neoplasm of other specified sites","description":"Secondary malignant neoplasm of other specified sites is a billable ICD-10-CM diagnosis code (C79.89). Excludes1 (not coded here): secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":true,"slug":"c79.89-secondary-malignant-neoplasm-of-other-specified-sites"},{"code":"C79.9","title":"Secondary malignant neoplasm of unspecified site","description":"Secondary malignant neoplasm of unspecified site is a billable ICD-10-CM diagnosis code (C79.9). Inclusion terms: Metastatic cancer NOS; Metastatic disease NOS. Excludes1 (not coded here): carcinomatosis NOS (C80.0); generalized cancer NOS (C80.0); malignant (primary) neoplasm of unspecified site (C80.1); secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-).","isBillable":true,"slug":"c79.9-secondary-malignant-neoplasm-of-unspecified-site"}],"hierarchy":[],"relatedCodes":[],"relevantCPTCodes":[],"documentationTips":[],"caseStudies":[],"description":"","overview":""}