D21 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Other benign neoplasms of connective and other soft tissue.
Includes
Benign neoplasm of blood vessel
Benign neoplasm of bursa
Benign neoplasm of cartilage
Benign neoplasm of fascia
Benign neoplasm of fat
Benign neoplasm of ligament, except uterine
Benign neoplasm of lymphatic channel
Benign neoplasm of muscle
Benign neoplasm of synovia
Benign neoplasm of tendon (sheath)
Benign stromal tumors
Type 1 excludes
Benign neoplasm of articular cartilage (D16.-)
Benign neoplasm of cartilage of larynx (D14.1)
Benign neoplasm of cartilage of nose (D14.0)
Benign neoplasm of connective tissue of breast (D24.-)
Benign neoplasm of peripheral nerves and autonomic nervous system (D36.1-)
Benign neoplasm of peritoneum (D20.1)
Benign neoplasm of retroperitoneum (D20.0)
Benign neoplasm of uterine ligament, any (D28.2)
Benign neoplasm of vascular tissue (D18.-)
Hemangioma (D18.0-)
Lipomatous neoplasm (D17.-)
Lymphangioma (D18.1)
Uterine leiomyoma (D25.-)
Codes
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
D21.2
Benign neoplasm of connective and other soft tissue of lower limb, including hip
D21.3
Benign neoplasm of connective and other soft tissue of thorax
D21.4
Benign neoplasm of connective and other soft tissue of abdomen
D21.5
Benign neoplasm of connective and other soft tissue of pelvis
D21.6
Benign neoplasm of connective and other soft tissue of trunk, unspecified
D21.9
Benign neoplasm of connective and other soft tissue, unspecified
Versions
2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
No changes
2017
No changes
2016
New code