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S82.109G ICD-10-CM Code: Unspecified fracture of upper end of unspecified tibia, subsequent encounter for closed fracture with delayed healing

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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)

S82.109G

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

Unspecified fracture of upper end of unspecified tibia, subsequent encounter for closed fracture with delayed healing

Unspecified fracture of upper end of unspecified tibia, subsequent encounter for closed fracture with delayed healing

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
S82.10Unspecified fracture of upper end of tibia
S82.109Unspecified fracture of upper end of unspecified tibia
S82.109GUnspecified fracture of upper end of unspecified tibia, subsequent encounter for closed fracture with delayed healing

Inclusion Terms

Official

ICD-10-CM does not list inclusion terms for S82.109G in this effective period.

Excludes 2

Official

ICD-10-CM does not list Excludes 2 notes for S82.109G in this effective period.

Related Child Codes

Official
S82.109AUnspecified fracture of upper end of unspecified tibia, initial encounter for closed fracture
S82.109BUnspecified fracture of upper end of unspecified tibia, initial encounter for open fracture type I or II
S82.109CUnspecified fracture of upper end of unspecified tibia, initial encounter for open fracture type IIIA, IIIB, or IIIC
S82.109DUnspecified fracture of upper end of unspecified tibia, subsequent encounter for closed fracture with routine healing
S82.109EUnspecified fracture of upper end of unspecified tibia, subsequent encounter for open fracture type I or II with routine healing

Includes

Official

ICD-10-CM does not list Includes notes for S82.109G in this effective period.

Excludes 1

Official

ICD-10-CM does not list Excludes 1 notes for S82.109G in this effective period.

Code First

Official

ICD-10-CM does not list Code First sequencing instructions for S82.109G in this effective period.

Use Additional

Official

ICD-10-CM does not list Use Additional Code instructions for S82.109G in this effective period.

Code Also

Official

ICD-10-CM does not list Code Also instructions for S82.109G 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 S82.109G an HCC code?

No. S82.109G 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

S82.109G is the ICD-10-CM diagnosis code for unspecified fracture of upper end of unspecified tibia, subsequent encounter for closed fracture with delayed healing. S82.109G 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).

S82.109G 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.

S82.109G 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 S82.109G 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 S82.109G sourced directly from the CMS-HCC risk adjustment model files and the CMS ICD-10-CM code set.

Child Codes

S82.109AUnspecified fracture of upper end of unspecified tibia, initial encounter for closed fracture
S82.109BUnspecified fracture of upper end of unspecified tibia, initial encounter for open fracture type I or II
S82.109CUnspecified fracture of upper end of unspecified tibia, initial encounter for open fracture type IIIA, IIIB, or IIIC
S82.109DUnspecified fracture of upper end of unspecified tibia, subsequent encounter for closed fracture with routine healing
S82.109EUnspecified fracture of upper end of unspecified tibia, subsequent encounter for open fracture type I or II with routine healing
S82.109FUnspecified fracture of upper end of unspecified tibia, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing
S82.109GUnspecified fracture of upper end of unspecified tibia, subsequent encounter for closed fracture with delayed healing
S82.109HUnspecified fracture of upper end of unspecified tibia, subsequent encounter for open fracture type I or II with delayed healing
S82.109JUnspecified fracture of upper end of unspecified tibia, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing
S82.109KUnspecified fracture of upper end of unspecified tibia, subsequent encounter for closed fracture with nonunion
S82.109MUnspecified fracture of upper end of unspecified tibia, subsequent encounter for open fracture type I or II with nonunion
S82.109NUnspecified fracture of upper end of unspecified tibia, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion
S82.109PUnspecified fracture of upper end of unspecified tibia, subsequent encounter for closed fracture with malunion
S82.109QUnspecified fracture of upper end of unspecified tibia, subsequent encounter for open fracture type I or II with malunion
S82.109RUnspecified fracture of upper end of unspecified tibia, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion
S82.109SUnspecified fracture of upper end of unspecified tibia, sequela

Code Hierarchy

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