D21.21 – Benign neoplasm of connective and other soft tissue of right lower limb, including hip

ICD-10-CM 2027 diagnosis code · Benign neoplasms, except benign neuroendocrine tumors

Billable code

ICD-10-CM code D21.21

Code: D21.21 (claims format: D2121)
Description: Benign neoplasm of connective and other soft tissue of right lower limb, including hip
Short description: Ben neoplm of connctv/soft tiss of right lower limb, inc hip
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 2. Neoplasms (C00-D49)
Block: D10-D36 Benign neoplasms, except benign neuroendocrine tumors
Parent codes: D21 › D21.2

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

D21 – 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

Excludes1 (not coded here):

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.-)

Related codes in D21.2

Frequently asked questions

What is ICD-10 code D21.21?

D21.21 is the ICD-10-CM code for benign neoplasm of connective and other soft tissue of right lower limb, including hip, in the block D10-D36 (Benign neoplasms, except benign neuroendocrine tumors).

Is D21.21 a billable code?

Yes. D21.21 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does D21.21 belong to?

It belongs to category D21 – Other benign neoplasms of connective and other soft tissue.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.