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T45.7X3S ICD-10-CM Code: Poisoning by anticoagulant antagonists, vitamin K and other coagulants, assault, sequela

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FY 2026 Apr update / Injury, poisoning and certain other consequences of external causes (S00-T88) / Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50)

T45.7X3S

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

Poisoning by anticoagulant antagonists, vitamin K and other coagulants, assault, sequela

Poisoning by anticoagulant antagonists, vitamin K and other coagulants, assault, 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
T45.7XPoisoning by, adverse effect of and underdosing of anticoagulant antagonists, vitamin K and other coagulants
T45.7X3Poisoning by anticoagulant antagonists, vitamin K and other coagulants, assault
T45.7X3SPoisoning by anticoagulant antagonists, vitamin K and other coagulants, assault, sequela

Inclusion Terms

Official

ICD-10-CM does not list inclusion terms for T45.7X3S in this effective period.

Excludes 2

Official

ICD-10-CM does not list Excludes 2 notes for T45.7X3S in this effective period.

Related Child Codes

Official
T45.7X3APoisoning by anticoagulant antagonists, vitamin K and other coagulants, assault, initial encounter
T45.7X3DPoisoning by anticoagulant antagonists, vitamin K and other coagulants, assault, subsequent encounter

Includes

Official

ICD-10-CM does not list Includes notes for T45.7X3S in this effective period.

Excludes 1

Official

ICD-10-CM does not list Excludes 1 notes for T45.7X3S in this effective period.

Code First

Official

ICD-10-CM does not list Code First sequencing instructions for T45.7X3S in this effective period.

Use Additional

Official

ICD-10-CM does not list Use Additional Code instructions for T45.7X3S in this effective period.

Code Also

Official

ICD-10-CM does not list Code Also instructions for T45.7X3S 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 T45.7X3S an HCC code?

No. T45.7X3S 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

T45.7X3S is the ICD-10-CM diagnosis code for poisoning by anticoagulant antagonists, vitamin k and other coagulants, assault, sequela. T45.7X3S sits in the ICD-10-CM chapter for injury, poisoning and certain other consequences of external causes (s00-t88), within the section covering poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (t36-t50).

T45.7X3S 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.

T45.7X3S 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 T45.7X3S 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 T45.7X3S 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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