C90.1 ICD-10-CM Code: Plasma cell leukemia
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
C90.1Plasma cell leukemia
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where C90.1 sits
- 1
Chapter 2
Neoplasms (C00-D49)
- 2
Section
Malignant neoplasms of lymphoid, hematopoietic and related tissue (C81-C96)
- 3
Category C90
Multiple myeloma and malignant plasma cell neoplasms
- 4
Code C90.1
Plasma cell leukemia
More specific choices
Codes under C90.1
C90.1 is a non-billable category. Choose the child code that best matches the documented diagnosis.
Documentation details
Notes for this code
Inclusion terms
- Plasmacytic leukemia
Code first
No “code first” instruction is listed for C90.1.
Use additional code
No “use additional code” instruction is listed for C90.1.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for C90.1.
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for C90.1.
Transparency
Source and release
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Review the CDC/NCHS ICD-10-CM sourceCode-specific guidance
Frequently asked questions
What does ICD-10-CM code C90.1 mean?
C90.1 is the FY 2027 U.S. ICD-10-CM code for “Plasma cell leukemia.”
Is C90.1 a billable or specific ICD-10-CM code?
No. C90.1 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is C90.1 located in ICD-10-CM?
C90.1 is listed in Chapter 2, Neoplasms (C00-D49), within Malignant neoplasms of lymphoid, hematopoietic and related tissue (C81-C96) (C81–C96), under category C90, Multiple myeloma and malignant plasma cell neoplasms.
What coding notes are listed for C90.1?
Its listed inclusion terms are Plasmacytic leukemia. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.
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Related C90 codes
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