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S42.361S ICD-10-CM Code: Displaced segmental fracture of shaft of humerus, right arm, sequela

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FY 2026 Apr update / Injury, poisoning and certain other consequences of external causes (S00-T88) / Injuries to the shoulder and upper arm (S40-S49)

S42.361S

Billable / SpecificICD-10-CMOfficial ICD-10-CMCodebook guidance

Displaced segmental fracture of shaft of humerus, right arm, sequela

Displaced segmental fracture of shaft of humerus, right arm, sequela

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
S42.36Segmental fracture of shaft of humerus
S42.361Displaced segmental fracture of shaft of humerus, right arm
S42.361SDisplaced segmental fracture of shaft of humerus, right arm, sequela

Inclusion Terms

Official

ICD-10-CM does not list inclusion terms for S42.361S in this effective period.

Excludes 2

Official

ICD-10-CM does not list Excludes 2 notes for S42.361S in this effective period.

Related Child Codes

Official
S42.361ADisplaced segmental fracture of shaft of humerus, right arm, initial encounter for closed fracture
S42.361BDisplaced segmental fracture of shaft of humerus, right arm, initial encounter for open fracture
S42.361DDisplaced segmental fracture of shaft of humerus, right arm, subsequent encounter for fracture with routine healing
S42.361GDisplaced segmental fracture of shaft of humerus, right arm, subsequent encounter for fracture with delayed healing
S42.361KDisplaced segmental fracture of shaft of humerus, right arm, subsequent encounter for fracture with nonunion

Includes

Official

ICD-10-CM does not list Includes notes for S42.361S in this effective period.

Excludes 1

Official

ICD-10-CM does not list Excludes 1 notes for S42.361S in this effective period.

Code First

Official

ICD-10-CM does not list Code First sequencing instructions for S42.361S in this effective period.

Use Additional

Official

ICD-10-CM does not list Use Additional Code instructions for S42.361S in this effective period.

Code Also

Official

ICD-10-CM does not list Code Also instructions for S42.361S 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.

Is S42.361S an HCC code?

No. S42.361S is a billable ICD-10-CM code but does not map to any HCC category in V28, V24, ESRD, or RxHCC.

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

S42.361S is the ICD-10-CM diagnosis code for displaced segmental fracture of shaft of humerus, right arm, sequela. S42.361S sits in the ICD-10-CM chapter for injury, poisoning and certain other consequences of external causes (s00-t88), within the section covering injuries to the shoulder and upper arm (s40-s49).

S42.361S is a billable ICD-10-CM code but does not map to a payment HCC under the CMS-HCC V28, V24, ESRD, or RxHCC risk adjustment models. It can be reported on Medicare Advantage encounter data submissions but it does not contribute to a beneficiary's RAF score and therefore does not affect risk-adjusted payments to the plan.

S42.361S is a billable ICD-10-CM code that can be reported on claims but does not currently contribute to a Medicare Advantage member's RAF score under any CMS risk adjustment model (V28, V24, ESRD, or RxHCC). Coders reviewing S42.361S should check whether additional documentation would support a more specific child code in the same hierarchy that does map to a payment HCC, capturing the correct specificity is the highest-impact RAF improvement available within accurate coding.

HCC Buddy maintains structured V28 and V24 mapping, RAF weights, and MEAT documentation criteria for S42.361S 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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