Chapter 2

C00–D49: Neoplasms

Neoplasms diagnostic classification updated for 2026.

Internal Codes
  • D16.30

    Benign neoplasm of short bones of unspecified lower limb

  • D16.31

    Benign neoplasm of short bones of right lower limb

  • D16.32

    Benign neoplasm of short bones of left lower limb

  • D16.4

    Benign neoplasm of bones of skull and face

  • D16.5

    Benign neoplasm of lower jaw bone

  • D16.6

    Benign neoplasm of vertebral column

  • D16.7

    Benign neoplasm of ribs, sternum and clavicle

  • D16.8

    Benign neoplasm of pelvic bones, sacrum and coccyx

  • D16.9

    Benign neoplasm of bone and articular cartilage, unspecified

  • D17

    Benign lipomatous neoplasm

  • D17.0

    Benign lipomatous neoplasm of skin and subcutaneous tissue of head, face and neck

  • D17.1

    Benign lipomatous neoplasm of skin and subcutaneous tissue of trunk

  • D17.2

    Benign lipomatous neoplasm of skin and subcutaneous tissue of limb

  • D17.20

    Benign lipomatous neoplasm of skin and subcutaneous tissue of unspecified limb

  • D17.21

    Benign lipomatous neoplasm of skin and subcutaneous tissue of right arm

  • D17.22

    Benign lipomatous neoplasm of skin and subcutaneous tissue of left arm

  • D17.23

    Benign lipomatous neoplasm of skin and subcutaneous tissue of right leg

  • D17.24

    Benign lipomatous neoplasm of skin and subcutaneous tissue of left leg

  • D17.3

    Benign lipomatous neoplasm of skin and subcutaneous tissue of other and unspecified sites

  • D17.30

    Benign lipomatous neoplasm of skin and subcutaneous tissue of unspecified sites

  • D17.39

    Benign lipomatous neoplasm of skin and subcutaneous tissue of other sites

  • D17.4

    Benign lipomatous neoplasm of intrathoracic organs

  • D17.5

    Benign lipomatous neoplasm of intra-abdominal organs

  • D17.6

    Benign lipomatous neoplasm of spermatic cord

  • D17.7

    Benign lipomatous neoplasm of other sites

  • D17.71

    Benign lipomatous neoplasm of kidney

  • D17.72

    Benign lipomatous neoplasm of other genitourinary organ

  • D17.79

    Benign lipomatous neoplasm of other sites

  • D17.9

    Benign lipomatous neoplasm, unspecified

  • D18

    Hemangioma and lymphangioma, any site

  • D18.0

    Hemangioma

  • D18.00

    Hemangioma unspecified site

  • D18.01

    Hemangioma of skin and subcutaneous tissue

  • D18.02

    Hemangioma of intracranial structures

  • D18.03

    Hemangioma of intra-abdominal structures

  • D18.09

    Hemangioma of other sites

  • D18.1

    Lymphangioma, any site

  • D19

    Benign neoplasm of mesothelial tissue

  • D19.0

    Benign neoplasm of mesothelial tissue of pleura

  • D19.1

    Benign neoplasm of mesothelial tissue of peritoneum

  • D19.7

    Benign neoplasm of mesothelial tissue of other sites

  • D19.9

    Benign neoplasm of mesothelial tissue, unspecified

  • D20

    Benign neoplasm of soft tissue of retroperitoneum and peritoneum

  • D20.0

    Benign neoplasm of soft tissue of retroperitoneum

  • D20.1

    Benign neoplasm of soft tissue of peritoneum

  • D21

    Other benign neoplasms of connective and other soft tissue

  • D21.0

    Benign neoplasm of connective and other soft tissue of head, face and neck

  • D21.1

    Benign neoplasm of connective and other soft tissue of upper limb, including shoulder

  • D21.10

    Benign neoplasm of connective and other soft tissue of unspecified upper limb, including shoulder

  • D21.11

    Benign neoplasm of connective and other soft tissue of right upper limb, including shoulder

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