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ICD10BillableValid for clinical use

ICD-10 Code Z79.02: Long term (current) use of antithrombotics/antiplatelets

Z79.02 is a billable ICD-10 diagnosis code used to classify Long term (current) use of antithrombotics/antiplatelets in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Factors influencing health status and contact with health services (Z00-Z99).

Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Factors influencing health status and contact with health services (Z00-Z99).

When is it used?

  • May be used when a clinician documents long term (current) use of antithrombotics/antiplatelets in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

  • A code alone does not explain severity, treatment plan, or outcome.
  • A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter
21Factors influencing health status and contact with health services (Z00-Z99)
block
Z77-Z99Persons with potential health hazards related to family and personal history and certain conditions influencing health status
category
Z79Long term (current) drug therapy
category
Z79.0Long term (current) use of anticoagulants and antithrombotics/antiplatelets
currentZ79.0

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Related specialists

General Physician

Coverage-related procedures and services

CPT 0349Uhigh
DRUG METABOLISM OR PROCESSING (MULTIPLE CONDITIONS), WHOLE BLOOD OR BUCCAL SPECIMEN, DNA ANALYSIS, 27 GENE REPORT, WITH VARIANT ANALYSIS, INCLUDING REPORTED PHENOTYPES AND IMPACTED GENE-DRUG INTERACTIONS
Source: CMS coverage guidance
CPT 81479high
UNLISTED MOLECULAR PATHOLOGY PROCEDURE
Source: CMS coverage guidance
CPT 0434Uhigh
DRUG METABOLISM (ADVERSE DRUG REACTIONS AND DRUG RESPONSE), GENOMIC ANALYSIS PANEL, VARIANT ANALYSIS OF 25 GENES WITH REPORTED PHENOTYPES
Source: CMS coverage guidance
CPT 0347Uhigh
DRUG METABOLISM OR PROCESSING (MULTIPLE CONDITIONS), WHOLE BLOOD OR BUCCAL SPECIMEN, DNA ANALYSIS, 16 GENE REPORT, WITH VARIANT ANALYSIS AND REPORTED PHENOTYPES
Source: CMS coverage guidance
CPT 0348Uhigh
DRUG METABOLISM OR PROCESSING (MULTIPLE CONDITIONS), WHOLE BLOOD OR BUCCAL SPECIMEN, DNA ANALYSIS, 25 GENE REPORT, WITH VARIANT ANALYSIS AND REPORTED PHENOTYPES
Source: CMS coverage guidance
CPT 0350Uhigh
DRUG METABOLISM OR PROCESSING (MULTIPLE CONDITIONS), WHOLE BLOOD OR BUCCAL SPECIMEN, DNA ANALYSIS, 27 GENE REPORT, WITH VARIANT ANALYSIS AND REPORTED PHENOTYPES
Source: CMS coverage guidance

Coding guidelines

Common synonyms

Long term (current) use of antithrombotics/antiplateletsLong termLong term current use of antithrombotics/antiplatelets

Frequently asked questions

Code details

CodeZ79.02
SystemICD10
Display nameLong term (current) use of antithrombotics/antiplatelets
ChapterFactors influencing health status and contact with health services (Z00-Z99)
BlockPersons with potential health hazards related to family and personal history and certain conditions influencing health status

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

Index terms

Matched terms
Long-term(current) (prophylactic) drug therapy (use of)Long-term(current) (prophylactic) drug therapy (use of)TherapyTherapy

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

ICD-10 Code Z79.02 for Long term (current) use of antithrombotics/antiplatelets | HealthAssure