Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.
Applicable to
PCNSL of brain
PCNSL of meninges
PCNSL of spinal cord
PCNSL NOS
Excludes1 (never code together)
Primary central nervous system lymphoma, Burkitt (C83.79)
Primary central nervous system lymphoma, lymphoblastic (C83.59)
Primary central nervous system lymphoma, other (C83.89)
Primary central nervous system lymphoma, peripheral T-cell (C84.49)
Applies from C83 Non-follicular lymphoma
Excludes1 (never code together)
personal history of non-Hodgkin lymphoma (Z85.72)
Applies from C83.3 Diffuse large B-cell lymphoma
Applicable to
Anaplastic diffuse large B-cell lymphoma
CD30-positive diffuse large B-cell lymphoma
Centroblastic diffuse large B-cell lymphoma
Diffuse large B-cell lymphoma, subtype not specified
Immunoblastic diffuse large B-cell lymphoma
Plasmablastic diffuse large B-cell lymphoma
T-cell rich diffuse large B-cell lymphoma
Excludes1 (never code together)
mediastinal (thymic) large B-cell lymphoma (C85.2-)
mature T/NK-cell lymphomas (C84.-)
Risk adjustment (HCC)
CMS-HCC V28: HCC 20 — Lung and Other Severe Cancers
CMS-HCC V22: HCC 10 — Lymphoma and Other Cancers
RxHCC V08: HCC 21 — Lymphomas and Other Hematologic Cancers
ESRD V24: HCC 10
MS-DRG index
Defines the logic of DRG(s) 820-822 in MDC 17.
Code annotations containing back-references to C83.390
Back-references to C83.3
Type 1 Excludes: C83.8 Other non-follicular lymphoma ("T-cell rich B-cell lymphoma (C83.3-)")
Type 1 Excludes: C88.4 Extranodal marginal zone B-cell lymphoma of mucosa-associated lymphoid tissue [MALT-lymphoma] ("high malignant (diffuse large B-cell) lymphoma (C83.3-)")
Back-references to C83
Type 1 Excludes: C26.1 Malignant neoplasm of spleen ("non-Hodgkin lymphoma (C82-C85)")
Type 1 Excludes: C76 Malignant neoplasm of other and ill-defined sites ("malignant neoplasm of lymphoid, hematopoietic and related tissue (C81-C96)")
Type 1 Excludes: C77 Secondary and unspecified malignant neoplasm of lymph nodes ("malignant neoplasm of lymph nodes, specified as primary (C81-C86, C88, C96.-)")