D41.21
✓ Billable
Neoplasm of uncertain behavior of right ureter
ICD-10-CM · FY2026 · Neoplasms
Code
D41.21
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Neoplasms
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code D41.21?
ICD-10-CM code D41.21 represents Neoplasm of uncertain behavior of right ureter. It is a billable diagnosis code in the Neoplasms chapter, effective October 1, 2025 – September 30, 2026.
Is D41.21 billable?
Yes. D41.21 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is D41.21 in?
D41.21 belongs to the Neoplasms chapter (C00–D49) of ICD-10-CM.
Related codes in the D41 category
D41
Neoplasm of uncertain behavior of urinary organs
Non-billable
D41.0
Neoplasm of uncertain behavior of kidney
Non-billable
D41.1
Neoplasm of uncertain behavior of renal pelvis
Non-billable
D41.2
Neoplasm of uncertain behavior of ureter
Non-billable
D41.3
Neoplasm of uncertain behavior of urethra
Billable
D41.4
Neoplasm of uncertain behavior of bladder
Billable
D41.8
Neoplasm of uncertain behavior of other specified urinary organs
Billable
D41.9
Neoplasm of uncertain behavior of unspecified urinary organ
Billable
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