LOINCActive

LOINC Code 64098-7: Six minute walk test

64098-7 is a LOINC code used to identify Six minute walk test in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Walking distance. It is commonly used with the system or sample type ^Patient.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Walking distance. It is commonly used with the system or sample type ^Patient.

When is it used?

  • Used in lab systems, EHRs, and clinical data exchange.
  • May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
  • Status: ACTIVE

What it does not mean

  • The code identifies the observation or test, not the actual result.

Key facts

  • Six minute walk test
  • Walking distance
  • Total distance walked in 6 minutes.
  • CLIN; Length; QNT; Quan; Quant; Quantitative; Walk distance

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

Six minute walk testWalk distance 6MWalking distanceCLINWalking distance in 6 MinutesLen6M

Frequently asked questions

Code details

Code64098-7
SystemLOINC
Display nameSix minute walk test
DescriptionWalking distance
Short nameWalk distance 6M
ComponentWalking distance
PropertyLen
Timing6M
System (specimen)^Patient
ScaleQn
ClassCLIN
Example unitsm/6 min
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.36
Last changed2.72

Consumer names

Walking distance in 6 Minutes

Part names

Walking distanceLen6M^PatientQnLength6 minutes

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. 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.

LOINC Code 64098-7 | HealthAssure