What does ICD-10 code I73.89 mean?

ICD-10 code I73.89 is the standardized code used for other specified peripheral vascular diseases in medical records and coding systems.

When is ICD-10 code I73.89 used?

Doctors, hospitals, and insurers may use ICD-10 code I73.89 when recording other specified peripheral vascular diseases in a standardized format.

Does ICD-10 code I73.89 confirm a diagnosis?

No. A code helps standardize documentation and claims, but it should not be read as a substitute for a clinician's full assessment.

ICD10BillableValid for clinical use

ICD-10 Code I73.89: Other specified peripheral vascular diseases

Name: ICD-10 Code I73.89: Other specified peripheral vascular diseases
Creator: HealthAssure Clinical Team
Published: 2026-05-26T12:46:38.762Z

I73.89 is a billable ICD-10 diagnosis code used to classify Other specified peripheral vascular diseases 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 Diseases of the circulatory system (I00-I99).

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 Diseases of the circulatory system (I00-I99).

When is it used?

May be used when a clinician documents other specified peripheral vascular diseases 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

9Diseases of the circulatory system (I00-I99)

block

I70-I79Diseases of arteries, arterioles and capillaries

Official coding notes

Inclusion terms

Acrocyanosis
Erythrocyanosis
Simple acroparesthesia [Schultze's type]
Vasomotor acroparesthesia [Nothnagel's type]

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

CardiologistGeneral Physician

Related codes

I73.81Erythromelalgiacode

Sibling codes

I73.81Erythromelalgiabillable

Coverage-related procedures and services

CPT 93923high

COMPLETE BILATERAL NONINVASIVE PHYSIOLOGIC STUDIES OF UPPER OR LOWER EXTREMITY ARTERIES, 3 OR MORE LEVELS (EG, FOR LOWER EXTREMITY: ANKLE/BRACHIAL INDICES AT DISTAL POSTERIOR TIBIAL AND ANTERIOR TIBIAL/DORSALIS PEDIS ARTERIES PLUS SEGMENTAL BLOOD PRESSURE MEASUREMENTS WITH BIDIRECTIONAL DOPPLER WAVEFORM RECORDING AND ANALYSIS, AT 3 OR MORE LEVELS, OR ANKLE/BRACHIAL INDICES AT DISTAL POSTERIOR TIBIAL AND ANTERIOR TIBIAL/DORSALIS PEDIS ARTERIES PLUS SEGMENTAL VOLUME PLETHYSMOGRAPHY AT 3 OR MORE LEVELS, OR ANKLE/BRACHIAL INDICES AT DISTAL POSTERIOR TIBIAL AND ANTERIOR TIBIAL/DORSALIS PEDIS ARTERIES PLUS SEGMENTAL TRANSCUTANEOUS OXYGEN TENSION MEASUREMENTS AT 3 OR MORE LEVELS), OR SINGLE LEVEL STUDY WITH PROVOCATIVE FUNCTIONAL MANEUVERS (EG, MEASUREMENTS WITH POSTURAL PROVOCATIVE TESTS, OR MEASUREMENTS WITH REACTIVE HYPEREMIA)

Source: CMS coverage guidance

CPT 11720high

DEBRIDEMENT OF NAIL(S) BY ANY METHOD(S); 1 TO 5

Source: CMS coverage guidance

CPT 11721high

DEBRIDEMENT OF NAIL(S) BY ANY METHOD(S); 6 OR MORE

Source: CMS coverage guidance

CPT 93925high

DUPLEX SCAN OF LOWER EXTREMITY ARTERIES OR ARTERIAL BYPASS GRAFTS; COMPLETE BILATERAL STUDY

Source: CMS coverage guidance

CPT 93926high

DUPLEX SCAN OF LOWER EXTREMITY ARTERIES OR ARTERIAL BYPASS GRAFTS; UNILATERAL OR LIMITED STUDY

Source: CMS coverage guidance

CPT 93930high

DUPLEX SCAN OF UPPER EXTREMITY ARTERIES OR ARTERIAL BYPASS GRAFTS; COMPLETE BILATERAL STUDY

Source: CMS coverage guidance

Coding guidelines

Common synonyms

Other specified peripheral vascular diseases

Frequently asked questions

Code details

CodeI73.89

SystemICD10

Display nameOther specified peripheral vascular diseases

ChapterDiseases of the circulatory system (I00-I99)

BlockDiseases of arteries, arterioles and capillaries

Flags

BillableYes

Valid clinical useYes

Source

SourceICD-10

Version2026-annual

Releaseannual

Year2026

Index terms

Matched terms

Acroasphyxia, chronicAcrocyanosisAcroparesthesia(simple) (vasomotor)Angiopathia, angiopathyCrocq's disease(acrocyanosis)Disease, diseasedErythrocyanosis(crurum)Nothnagel'sSchultze's type acroparesthesia, simpleSyndromeSyndrome

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.