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ICD-10-CM 2027

ICD-10 code for tumor

Choose a code from the options below based on the documentation.

From the official ICD-10-CM alphabetic index entry “Tumor”. Page updated September 29, 2026.

About coding tumor

The official ICD-10-CM index doesn't give a single default code for tumor; the code depends on the details below.

More specific tumor codes (official index)

  • acinar cell
  • acinic cell
  • adenocarcinoid
  • adenomatoid
  • odontogenic
  • adnexal (skin)
  • adrenal
  • cortical (benign) D35.0 — Benign neoplasm of adrenal gland
  • malignant C74.0 — Malignant neoplasm of cortex of adrenal gland
  • rest
  • alpha-cell
  • malignant
  • pancreas C25.4 — Malignant neoplasm of endocrine pancreas
  • specified site NEC
  • unspecified site C25.4 — Malignant neoplasm of endocrine pancreas
  • pancreas D13.7 — Benign neoplasm of endocrine pancreas
  • specified site NEC
  • unspecified site D13.7 — Benign neoplasm of endocrine pancreas
  • aneurysmal
  • aortic body D44.7 — Neoplasm of uncertain behavior of aortic body and other paraganglia
  • malignant C75.5 — Malignant neoplasm of aortic body and other paraganglia
  • Askin's
  • basal cell D48.5 — Neoplasm of uncertain behavior of skin
  • Bednar
  • benign (unclassified)
  • beta-cell
  • malignant
  • pancreas C25.4 — Malignant neoplasm of endocrine pancreas
  • specified site NEC
  • unspecified site C25.4 — Malignant neoplasm of endocrine pancreas
  • pancreas D13.7 — Benign neoplasm of endocrine pancreas
  • specified site NEC
  • unspecified site D13.7 — Benign neoplasm of endocrine pancreas
  • Brenner D27.9 — Benign neoplasm of unspecified ovary
  • borderline malignancy D39.1 — Neoplasm of uncertain behavior of ovary
  • malignant C56 — Malignant neoplasm of ovary
  • proliferating D39.1 — Neoplasm of uncertain behavior of ovary
  • bronchial alveolar, intravascular D38.1 — Neoplasm of uncertain behavior of trachea, bronchus and lung
  • Brooke's
  • brown fat
  • Burkitt
  • calcifying epithelial odontogenic
  • carcinoid D3A.00 — Benign carcinoid tumor of unspecified site
  • benign D3A.00 — Benign carcinoid tumor of unspecified site
  • appendix D3A.020 — Benign carcinoid tumor of the appendix
  • ascending colon D3A.022 — Benign carcinoid tumor of the ascending colon
  • bronchus (lung) D3A.090 — Benign carcinoid tumor of the bronchus and lung
  • cecum D3A.021 — Benign carcinoid tumor of the cecum
  • colon D3A.029 — Benign carcinoid tumor of the large intestine, unspecified portion
  • descending colon D3A.024 — Benign carcinoid tumor of the descending colon
  • duodenum D3A.010 — Benign carcinoid tumor of the duodenum
  • foregut NOS D3A.094 — Benign carcinoid tumor of the foregut, unspecified
  • hindgut NOS D3A.096 — Benign carcinoid tumor of the hindgut, unspecified
  • ileum D3A.012 — Benign carcinoid tumor of the ileum
  • jejunum D3A.011 — Benign carcinoid tumor of the jejunum
  • kidney D3A.093 — Benign carcinoid tumor of the kidney
  • large intestine D3A.029 — Benign carcinoid tumor of the large intestine, unspecified portion
  • lung (bronchus) D3A.090 — Benign carcinoid tumor of the bronchus and lung
  • midgut NOS D3A.095 — Benign carcinoid tumor of the midgut, unspecified
  • rectum D3A.026 — Benign carcinoid tumor of the rectum
  • sigmoid colon D3A.025 — Benign carcinoid tumor of the sigmoid colon
  • small intestine D3A.019 — Benign carcinoid tumor of the small intestine, unspecified portion
  • specified NEC D3A.098 — Benign carcinoid tumors of other sites
  • stomach D3A.092 — Benign carcinoid tumor of the stomach
  • thymus D3A.091 — Benign carcinoid tumor of the thymus
  • transverse colon D3A.023 — Benign carcinoid tumor of the transverse colon
  • malignant C7A.00 — Malignant carcinoid tumor of unspecified site
  • appendix C7A.020 — Malignant carcinoid tumor of the appendix
  • ascending colon C7A.022 — Malignant carcinoid tumor of the ascending colon
  • bronchus (lung) C7A.090 — Malignant carcinoid tumor of the bronchus and lung
  • cecum C7A.021 — Malignant carcinoid tumor of the cecum
  • colon C7A.029 — Malignant carcinoid tumor of the large intestine, unspecified portion
  • descending colon C7A.024 — Malignant carcinoid tumor of the descending colon
  • duodenum C7A.010 — Malignant carcinoid tumor of the duodenum
  • foregut NOS C7A.094 — Malignant carcinoid tumor of the foregut, unspecified
  • hindgut NOS C7A.096 — Malignant carcinoid tumor of the hindgut, unspecified
  • ileum C7A.012 — Malignant carcinoid tumor of the ileum
  • jejunum C7A.011 — Malignant carcinoid tumor of the jejunum
  • kidney C7A.093 — Malignant carcinoid tumor of the kidney
  • large intestine C7A.029 — Malignant carcinoid tumor of the large intestine, unspecified portion
  • lung (bronchus) C7A.090 — Malignant carcinoid tumor of the bronchus and lung
  • midgut NOS C7A.095 — Malignant carcinoid tumor of the midgut, unspecified
  • rectum C7A.026 — Malignant carcinoid tumor of the rectum
  • sigmoid colon C7A.025 — Malignant carcinoid tumor of the sigmoid colon
  • small intestine C7A.019 — Malignant carcinoid tumor of the small intestine, unspecified portion
  • specified NEC C7A.098 — Malignant carcinoid tumors of other sites
  • stomach C7A.092 — Malignant carcinoid tumor of the stomach
  • thymus C7A.091 — Malignant carcinoid tumor of the thymus
  • transverse colon C7A.023 — Malignant carcinoid tumor of the transverse colon
  • mesentery metastasis C7B.04 — Secondary carcinoid tumors of peritoneum
  • secondary C7B.00 — Secondary carcinoid tumors, unspecified site
  • bone C7B.03 — Secondary carcinoid tumors of bone
  • distant lymph nodes C7B.01 — Secondary carcinoid tumors of distant lymph nodes
  • liver C7B.02 — Secondary carcinoid tumors of liver
  • peritoneum C7B.04 — Secondary carcinoid tumors of peritoneum
  • specified NEC C7B.09 — Secondary carcinoid tumors of other sites
  • carotid body D44.6 — Neoplasm of uncertain behavior of carotid body
  • malignant C75.4 — Malignant neoplasm of carotid body
  • cells
  • benign
  • malignant
  • uncertain whether benign or malignant
  • cervix, in pregnancy or childbirth
  • chondromatous giant cell
  • chromaffin
  • malignant
  • Cock's peculiar L72.3 — Sebaceous cyst
  • Codman's
  • dentigerous, mixed
  • dermoid
  • with malignant transformation C56 — Malignant neoplasm of ovary
  • desmoid (extra-abdominal)
  • abdominal
  • embolus
  • embryonal (mixed)
  • liver C22.7 — Other specified carcinomas of liver
  • endodermal sinus
  • specified site
  • unspecified site
  • female C56 — Malignant neoplasm of ovary
  • male C62.90 — Malignant neoplasm of unspecified testis, unspecified whether descended or undescended
  • epithelial
  • benign
  • malignant
  • Ewing's
  • fatty
  • fibroid
  • G cell
  • malignant
  • pancreas C25.4 — Malignant neoplasm of endocrine pancreas
  • specified site NEC
  • unspecified site C25.4 — Malignant neoplasm of endocrine pancreas
  • specified site
  • unspecified site D37.8 — Neoplasm of uncertain behavior of other specified digestive organs
  • germ cell
  • mixed
  • ghost cell, odontogenic
  • giant cell
  • bone D48.0 — Neoplasm of uncertain behavior of bone and articular cartilage
  • malignant
  • chondromatous
  • malignant
  • soft parts
  • malignant
  • glomus D18.00 — Hemangioma unspecified site
  • intra-abdominal D18.03 — Hemangioma of intra-abdominal structures
  • intracranial D18.02 — Hemangioma of intracranial structures
  • jugulare D44.7 — Neoplasm of uncertain behavior of aortic body and other paraganglia
  • malignant C75.5 — Malignant neoplasm of aortic body and other paraganglia
  • skin D18.01 — Hemangioma of skin and subcutaneous tissue
  • specified site NEC D18.09 — Hemangioma of other sites
  • gonadal stromal
  • granular cell
  • malignant
  • granulosa cell D39.1 — Neoplasm of uncertain behavior of ovary
  • juvenile D39.1 — Neoplasm of uncertain behavior of ovary
  • malignant C56 — Malignant neoplasm of ovary
  • granulosa cell-theca cell D39.1 — Neoplasm of uncertain behavior of ovary
  • malignant C56 — Malignant neoplasm of ovary
  • Grawitz's C64 — Malignant neoplasm of kidney, except renal pelvis
  • hemorrhoidal
  • hilar cell D27 — Benign neoplasm of ovary
  • hilus cell D27 — Benign neoplasm of ovary
  • Hurthle cell (benign) D34 — Benign neoplasm of thyroid gland
  • malignant C73 — Malignant neoplasm of thyroid gland
  • hydatid
  • hypernephroid
  • interstitial cell
  • benign
  • malignant
  • intravascular bronchial alveolar D38.1 — Neoplasm of uncertain behavior of trachea, bronchus and lung
  • islet cell
  • malignant
  • pancreas C25.4 — Malignant neoplasm of endocrine pancreas
  • specified site NEC
  • unspecified site C25.4 — Malignant neoplasm of endocrine pancreas
  • pancreas D13.7 — Benign neoplasm of endocrine pancreas
  • specified site NEC
  • unspecified site D13.7 — Benign neoplasm of endocrine pancreas
  • juxtaglomerular D41.0 — Neoplasm of uncertain behavior of kidney
  • Klatskin's C24.0 — Malignant neoplasm of extrahepatic bile duct
  • Krukenberg's C79.6 — Secondary malignant neoplasm of ovary
  • Leydig cell
  • benign
  • specified site
  • unspecified site
  • female D27.9 — Benign neoplasm of unspecified ovary
  • male D29.20 — Benign neoplasm of unspecified testis
  • malignant
  • specified site
  • unspecified site
  • female C56.9 — Malignant neoplasm of unspecified ovary
  • male C62.90 — Malignant neoplasm of unspecified testis, unspecified whether descended or undescended
  • specified site
  • unspecified site
  • female D39.10 — Neoplasm of uncertain behavior of unspecified ovary
  • male D40.10 — Neoplasm of uncertain behavior of unspecified testis
  • lipid cell, ovary D27 — Benign neoplasm of ovary
  • lipoid cell, ovary D27 — Benign neoplasm of ovary
  • malignant C80.1 — Malignant (primary) neoplasm, unspecified
  • fusiform cell (type) C80.1 — Malignant (primary) neoplasm, unspecified
  • giant cell (type) C80.1 — Malignant (primary) neoplasm, unspecified
  • localized, plasma cell
  • mixed NEC C80.1 — Malignant (primary) neoplasm, unspecified
  • small cell (type) C80.1 — Malignant (primary) neoplasm, unspecified
  • spindle cell (type) C80.1 — Malignant (primary) neoplasm, unspecified
  • unclassified C80.1 — Malignant (primary) neoplasm, unspecified
  • mast cell D47.09 — Other mast cell neoplasms of uncertain behavior
  • melanotic, neuroectodermal
  • Merkel cell
  • mesenchymal
  • malignant
  • mixed
  • mesodermal, mixed
  • liver C22.4 — Other sarcomas of liver
  • mesonephric
  • malignant
  • metastatic
  • from specified site
  • of specified site
  • to specified site
  • mixed NEC
  • malignant
  • mucinous of low malignant potential
  • specified site
  • unspecified site C56.9 — Malignant neoplasm of unspecified ovary
  • mucocarcinoid
  • specified site
  • unspecified site C18.1 — Malignant neoplasm of appendix
  • mucoepidermoid
  • Müllerian, mixed
  • specified site
  • unspecified site C54.9 — Malignant neoplasm of corpus uteri, unspecified
  • myoepithelial
  • neuroectodermal (peripheral)
  • primitive
  • specified site
  • unspecified site C71.9 — Malignant neoplasm of brain, unspecified
  • neuroendocrine C7A — Malignant neuroendocrine tumors
  • malignant poorly differentiated C7A.1 — Malignant poorly differentiated neuroendocrine tumors
  • secondary NEC C7B.8 — Other secondary neuroendocrine tumors
  • specified NEC C7A.8 — Other malignant neuroendocrine tumors
  • neurogenic olfactory C30.0 — Malignant neoplasm of nasal cavity
  • nonencapsulated sclerosing C73 — Malignant neoplasm of thyroid gland
  • odontogenic (adenomatoid) (benign) (calcifying epithelial) (keratocystic) (squamous)
  • malignant C41.1 — Malignant neoplasm of mandible
  • upper jaw (bone) C41.0 — Malignant neoplasm of bones of skull and face
  • ovarian stromal D39.1 — Neoplasm of uncertain behavior of ovary
  • ovary, in pregnancy
  • pacinian
  • Pancoast's
  • papillary
  • cystic D37.9 — Neoplasm of uncertain behavior of digestive organ, unspecified
  • mucinous of low malignant potential C56 — Malignant neoplasm of ovary
  • specified site
  • unspecified site C56.9 — Malignant neoplasm of unspecified ovary
  • serous of low malignant potential
  • specified site
  • unspecified site C56.9 — Malignant neoplasm of unspecified ovary
  • pelvic, in pregnancy or childbirth
  • phantom F45.8 — Other somatoform disorders
  • phyllodes D48.6 — Neoplasm of uncertain behavior of breast
  • benign D24 — Benign neoplasm of breast
  • malignant
  • Pindborg
  • placental site trophoblastic D39.2 — Neoplasm of uncertain behavior of placenta
  • plasma cell (malignant) (localized)
  • polyvesicular vitelline
  • specified site
  • unspecified site
  • female C56.9 — Malignant neoplasm of unspecified ovary
  • male C62.90 — Malignant neoplasm of unspecified testis, unspecified whether descended or undescended
  • Pott's puffy M86.8X8 — Other osteomyelitis, other site
  • Rathke's pouch D44.3 — Neoplasm of uncertain behavior of pituitary gland
  • retinal anlage
  • salivary gland or duct type, mixed
  • malignant
  • Sampson's N80.10 — Endometriosis of ovary, unspecified depth
  • Schmincke's
  • sclerosing stromal D27 — Benign neoplasm of ovary
  • sebaceous
  • secondary
  • carcinoid C7B.00 — Secondary carcinoid tumors, unspecified site
  • bone C7B.03 — Secondary carcinoid tumors of bone
  • distant lymph nodes C7B.01 — Secondary carcinoid tumors of distant lymph nodes
  • liver C7B.02 — Secondary carcinoid tumors of liver
  • peritoneum C7B.04 — Secondary carcinoid tumors of peritoneum
  • specified NEC C7B.09 — Secondary carcinoid tumors of other sites
  • neuroendocrine NEC C7B.8 — Other secondary neuroendocrine tumors
  • serous of low malignant potential
  • specified site
  • unspecified site C56.9 — Malignant neoplasm of unspecified ovary
  • Sertoli cell
  • with lipid storage
  • specified site
  • unspecified site
  • female D27.9 — Benign neoplasm of unspecified ovary
  • male D29.20 — Benign neoplasm of unspecified testis
  • specified site
  • unspecified site

See all 379 entries in the alphabetic index

Common questions about tumor ICD-10 codes

What is the ICD-10 code for aortic body tumor?

D44.7 — Neoplasm of uncertain behavior of aortic body and other paraganglia.

What is the ICD-10 code for basal cell tumor?

D48.5 — Neoplasm of uncertain behavior of skin.

What is the ICD-10 code for brenner tumor?

D27.9 — Benign neoplasm of unspecified ovary.

What is the ICD-10 code for carcinoid tumor?

D3A.00 — Benign carcinoid tumor of unspecified site.

What is the ICD-10 code for carotid body tumor?

D44.6 — Neoplasm of uncertain behavior of carotid body.

What is the ICD-10 code for cock's peculiar tumor?

L72.3 — Sebaceous cyst.

What is the ICD-10 code for glomus tumor?

D18.00 — Hemangioma unspecified site.