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ICD-10-CM 2027

ICD-10 code for kidney embryoma

C64

Malignant neoplasm of kidney, except renal pelvis

Header — needs a more specific code

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

About coding kidney embryoma

The ICD-10-CM code for kidney embryoma is C64 (Malignant neoplasm of kidney, except renal pelvis).

To report this condition, pick the subcode that matches the documentation: C64.1 (pelvis), C64.2 (pelvis) and C64.9 (pelvis).

Don't report C64 together with the conditions in its Excludes1 note: malignant carcinoid tumor of the kidney (C7A.093), malignant neoplasm of renal calyces (C65.-) and malignant neoplasm of renal pelvis (C65.-).

It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.

Don't confuse with (Excludes1 for C64)

  • malignant carcinoid tumor of the kidney (C7A.093)
  • malignant neoplasm of renal calyces (C65.-)
  • malignant neoplasm of renal pelvis (C65.-)

Common questions about kidney embryoma ICD-10 codes

What is the ICD-10 code for kidney embryoma?

C64 — Malignant neoplasm of kidney, except renal pelvis (a header code; report a more specific subcode).

Is C64 billable?

No. C64 is a header code. Report one of its more specific subcodes instead.