MedCodeSearch
ICD-10-CM Current in FY 2027

C91.00

Acute lymphoblastic leukemia not having achieved remission

Release
FY 2027
Effective
Official source (opens in a new tab)

Hierarchy

Where C91.00 sits in the official hierarchy. Each level is the code it is classified under.

  1. C91 Lymphoid leukemia
  2. C91.0 Parent Acute lymphoblastic leukemia [ALL]
  3. C91.00 This code Acute lymphoblastic leukemia not having achieved remission

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.

Inclusion Terms

Acute lymphoblastic leukemia with failed remission

Inclusion Terms

Acute lymphoblastic leukemia NOS

Excludes1

personal history of leukemia ( Z85.6 )

Inherited from C91 — Lymphoid leukemia

Version History

How C91.00 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Acute lymphoblastic leukemia not having achieved remission

  2. FY 2026 Effective

    Unchanged

    Acute lymphoblastic leukemia not having achieved remission

Related Codes

Other codes under C91.0

Data Source

Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.

Release
FY 2027
Effective
Source file
icd10cm-code-descriptions-2027.zip

Official ICD-10-CM source files (opens in a new tab)

MedCodeSearch is an independent reference service and is not affiliated with CMS, CDC, or the U.S. government.

Look up another code

Search ICD-10-CM, ICD-10-PCS and HCPCS Level II by code or description.