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W16.612S ICD-10-CM Code: Jumping or diving into natural body of water striking water surface causing other injury, sequela

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FY 2026 Apr update / External causes of morbidity (V00-Y99) / Slipping, tripping, stumbling and falls (W00-W19)

W16.612S

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

Jumping or diving into natural body of water striking water surface causing other injury, sequela

Jumping or diving into natural body of water striking water surface causing other injury, 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
W16.61Jumping or diving into natural body of water striking water surface
W16.612Jumping or diving into natural body of water striking water surface causing other injury
W16.612SJumping or diving into natural body of water striking water surface causing other injury, sequela

Inclusion Terms

Official

ICD-10-CM does not list inclusion terms for W16.612S in this effective period.

Excludes 2

Official

ICD-10-CM does not list Excludes 2 notes for W16.612S in this effective period.

Related Child Codes

Official
W16.612AJumping or diving into natural body of water striking water surface causing other injury, initial encounter
W16.612DJumping or diving into natural body of water striking water surface causing other injury, subsequent encounter

Includes

Official

ICD-10-CM does not list Includes notes for W16.612S in this effective period.

Excludes 1

Official

ICD-10-CM does not list Excludes 1 notes for W16.612S in this effective period.

Code First

Official

ICD-10-CM does not list Code First sequencing instructions for W16.612S in this effective period.

Use Additional

Official

ICD-10-CM does not list Use Additional Code instructions for W16.612S in this effective period.

Code Also

Official

ICD-10-CM does not list Code Also instructions for W16.612S 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 W16.612S an HCC code?

No. W16.612S 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

W16.612S is the ICD-10-CM diagnosis code for jumping or diving into natural body of water striking water surface causing other injury, sequela. W16.612S sits in the ICD-10-CM chapter for external causes of morbidity (v00-y99), within the section covering slipping, tripping, stumbling and falls (w00-w19).

W16.612S 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.

W16.612S 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 W16.612S 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 W16.612S 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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