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C88.30

C88.30Immunoproliferative small intestinal disease not having achieved remission

Billable / specific codeICD-10-CM

C88.30 is a billable, specific ICD-10-CM code for immunoproliferative small intestinal disease not having achieved remission. It is valid for submission on a claim.

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Alpha heavy chain disease NOS
  • Alpha heavy chain disease not having achieved remission
  • Alpha heavy chain disease with failed remission
  • Immunoproliferative small intestinal disease NOS
  • Immunoproliferative small intestinal disease with failed remission
  • Mediterranean lymphoma NOS
  • Mediterranean lymphoma not having achieved remission
  • Mediterranean lymphoma with failed remission

Risk adjustment

C88.30 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

C88.30 is named in 40 Medicare coverage policies 40 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
  • A52479Oral Anticancer Drugs - Policy Article
  • A52479Oral Anticancer Drugs - Policy Article

Related codes at this level

Codes that share C88.3. If C88.30 is not quite right, the correct code is usually one of these.

Questions about C88.30

Is C88.30 a billable ICD-10-CM code?
Yes. C88.30 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does C88.30 sit in the tabular list?
Neoplasms (C00-D49), in the block Malignant neoplasms of lymphoid, hematopoietic and related tissue (C81-C96).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.