C47.12 — Malignant neoplasm of peripheral nerves of left upper limb, including shoulder
C47.12 is a billable, specific ICD-10-CM code for malignant neoplasm of peripheral nerves of left upper limb, including shoulder. It is valid for submission on a claim.
Excludes1 inherited from the categories above C47.12
These are not written on C47.12, but they bind it: a note on a category applies to every code beneath it. Billing C47.12 with anything listed here is a denial.
Other codes that can never be billed with C47.12
These codes carry an Excludes1 note pointing at C47.12. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading C47.12 alone.
- C72Malignant neoplasm of spinal cord, cranial nerves and other parts of central nervous system
Risk adjustment
C47.12 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:
- HCC 21 Lymphoma and Other Cancers0.671 RAF
Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score.
Medicare coverage
C47.12 is named in 70 Medicare coverage policies — 70 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
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Code history
C47.12 has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.
Related codes at this level
Codes that share C47.1. If C47.12 is not quite right, the correct code is usually one of these.
Questions about C47.12
- Is C47.12 a billable ICD-10-CM code?
- Yes. C47.12 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does C47.12 sit in the tabular list?
- Neoplasms (C00-D49), in the block Malignant neoplasms of mesothelial and soft tissue (C45-C49).
- What cannot be coded together with C47.12?
- C47.12 carries Excludes1 notes, which means the conditions they list can never be coded together with it on the same encounter. Some are written on the categories above C47.12 (C47) and apply to it just the same.