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S84.22XS ICD-10-CM Code: Injury of cutaneous sensory nerve at lower leg level, left leg, sequela

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FY 2026 Apr update / Injury, poisoning and certain other consequences of external causes (S00-T88) / Injuries to the knee and lower leg (S80-S89)

S84.22XS

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

Injury of cutaneous sensory nerve at lower leg level, left leg, sequela

Injury of cutaneous sensory nerve at lower leg level, left leg, 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

Basket needed

Code Book Path

Official
S8422XInjuries to the knee and lower leg (S80-S89)
S84.22XSInjury of cutaneous sensory nerve at lower leg level, left leg, sequela

Inclusion Terms

Official

ICD-10-CM does not list inclusion terms for S84.22XS in this effective period.

Excludes 2

Official

ICD-10-CM does not list Excludes 2 notes for S84.22XS in this effective period.

Related Child Codes

Official
S84.22XAInjury of cutaneous sensory nerve at lower leg level, left leg, initial encounter
S84.22XDInjury of cutaneous sensory nerve at lower leg level, left leg, subsequent encounter

Includes

Official

ICD-10-CM does not list Includes notes for S84.22XS in this effective period.

Excludes 1

Official

ICD-10-CM does not list Excludes 1 notes for S84.22XS in this effective period.

Code First

Official

ICD-10-CM does not list Code First sequencing instructions for S84.22XS in this effective period.

Use Additional

Official

ICD-10-CM does not list Use Additional Code instructions for S84.22XS in this effective period.

Code Also

Official

ICD-10-CM does not list Code Also instructions for S84.22XS 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 S84.22XS an HCC code?

No. S84.22XS 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

S84.22XS is the ICD-10-CM diagnosis code for injury of cutaneous sensory nerve at lower leg level, left leg, sequela. S84.22XS 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 knee and lower leg (s80-s89).

S84.22XS 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.

S84.22XS 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 S84.22XS 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 S84.22XS sourced directly from the CMS-HCC risk adjustment model files and the CMS ICD-10-CM code set.

Child Codes

Code Hierarchy

S84.22XSInjury of cutaneous sensory nerve at lower leg level, left leg, sequela
S84.22XSInjury of cutaneous sensory nerve at lower leg level, left leg, sequela

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