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A41.8 ICD-10-CM Code: Other specified sepsis

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FY 2026 Apr update / Certain infectious and parasitic diseases (A00-B99) / Other bacterial diseases (A30-A49)

A41.8

Header CodeICD-10-CMOfficial ICD-10-CMCodebook guidance

Other specified sepsis

Other specified sepsis

CMS-HCC V28

0

0

RAF 0

CMS-HCC V24

0

0

RAF 0

ACA/HHS

0

0

RAF 0

ESRD/PACE

0

0

RAF 0

RXHCC

0

0

RAF 0

Code Trumping

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Code Book Path

Official
A41Other sepsis
A41.8Other specified sepsis

Inclusion Terms

Official

ICD-10-CM does not list inclusion terms for A41.8 in this effective period.

Excludes 2

Official
  • sepsis (due to) (in) actinomycotic (A42.7)
  • sepsis (due to) (in) anthrax (A22.7)
  • sepsis (due to) (in) candidal (B37.7)
  • sepsis (due to) (in) Erysipelothrix (A26.7)
  • sepsis (due to) (in) extraintestinal yersiniosis (A28.2)

Related Child Codes

Official
A41.81Sepsis due to Enterococcus
A41.89Other specified sepsis

Includes

Official

ICD-10-CM does not list Includes notes for A41.8 in this effective period.

Excludes 1

Official
  • bacteremia NOS (R78.81)
  • neonatal (P36.-)
  • puerperal sepsis (O85)
  • streptococcal sepsis (A40.-)

Code First

Official
  • , if applicable, postprocedural sepsis (T81.44-)
  • sepsis due to central venous catheter (T80.211-)
  • sepsis during labor (O75.3)
  • sepsis following abortion, ectopic or molar pregnancy (O03.37, O03.87, O04.87, O07.37, O08.82)
  • sepsis following immunization (T88.0-)

Use Additional

Official

ICD-10-CM does not list Use Additional Code instructions for A41.8 in this effective period.

Code Also

Official

ICD-10-CM does not list Code Also instructions for A41.8 in this effective period.

Last updated: FY2026 ICD-10-CM Apr update, Apr 1, 2026 through Sep 30, 2026. CMS-HCC V28 is 100% phased in for payment year 2026.

What This Code Means

A41.8 is the ICD-10-CM diagnosis code for other specified sepsis. A41.8 sits in the ICD-10-CM chapter for certain infectious and parasitic diseases (a00-b99), within the section covering other bacterial diseases (a30-a49).

Header codes like A41.8 cannot be reported on claims directly, they organize child codes that share clinical context but the actual diagnosis must be coded to the highest level of specificity supported by the documentation. Coders should look at A41.8's child codes and select the one that matches the patient's documented presentation, since payers reject header codes submitted as the primary diagnosis. For risk adjustment workflows, header codes never contribute to a Medicare Advantage member's RAF score on their own; only billable child codes that happen to map to a payment HCC affect risk-adjusted plan payments.

HCC Buddy maintains structured V28 and V24 mapping, RAF weights, and MEAT documentation criteria for A41.8 sourced directly from the CMS-HCC risk adjustment model files and the CMS ICD-10-CM code set.

Child Codes

Code Hierarchy

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