Is C83.0A a billable ICD-10-CM code?

Yes. C83.0A is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does C83.0A sit in the tabular list?

Neoplasms (C00-D49), in the block Malignant neoplasms of lymphoid, hematopoietic and related tissue (C81-C96).

What cannot be coded together with C83.0A?

C83.0A 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 C83.0A (C83.0, C83) and apply to it just the same.

C83.0A

C83.0A — Small cell B-cell lymphoma, in remission

Billable / specific codeICD-10-CM

C83.0A is a billable, specific ICD-10-CM code for small cell b-cell lymphoma, in remission. It is valid for submission on a claim.

Excludes1 inherited from the categories above C83.0A

These are not written on C83.0A, but they bind it: a note on a category applies to every code beneath it. Billing C83.0A with anything listed here is a denial.

Written on C83.0 — Small cell B-cell lymphoma

chronic lymphocytic leukemia (C91.1)
mature T/NK-cell lymphomas (C84.-)
Waldenström macroglobulinemia (C88.00)

Written on C83 — Non-follicular lymphoma

personal history of non-Hodgkin lymphoma (Z85.72)

Risk adjustment

C83.0A 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

C83.0A is named in 36 Medicare coverage policies — 36 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

A52479Oral Anticancer Drugs - Policy Article
A52479Oral Anticancer Drugs - Policy Article
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Code history

What changed, and when. Derived by diffing consecutive CMS release files — which matters when you are defending a code assigned under an earlier edition.

addedFY2024-FY2026
Small cell B-cell lymphoma, in remission

Related codes at this level

Codes that share C83.0. If C83.0A is not quite right, the correct code is usually one of these.

Questions about C83.0A

Is C83.0A a billable ICD-10-CM code?: Yes. C83.0A is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does C83.0A sit in the tabular list?: Neoplasms (C00-D49), in the block Malignant neoplasms of lymphoid, hematopoietic and related tissue (C81-C96).
What cannot be coded together with C83.0A?: C83.0A 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 C83.0A (C83.0, C83) and apply to it just the same.