LOINC

LOINC Code 64740-4: Eye Contact biometry instrument model PhenX

64740-4 is a LOINC code used to identify Eye Contact biometry instrument model PhenX 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 Contact biometry instrument model. It is commonly used with the system or sample type Eye.

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 Contact biometry instrument model. It is commonly used with the system or sample type Eye.

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: TRIAL
  • Method: PhenX

What it does not mean

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

Key facts

  • Eye Contact biometry instrument model PhenX
  • Contact biometry instrument model
  • Contact biometry instru mod; Eyeball; Ident; Identifier; Nominal; Occular; Oculis; Ophthalmologic; Optic globe; Point in time; Random; Vision; Visual

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

Eye Contact biometry instrument model PhenXEye Contact biometry instru mod PhenXContact biometry instrument modelDEVICESIDPtEye

Frequently asked questions

Code details

Code64740-4
SystemLOINC
Display nameEye Contact biometry instrument model PhenX
DescriptionContact biometry instrument model
Short nameEye Contact biometry instru mod PhenX
ComponentContact biometry instrument model
PropertyID
TimingPt
System (specimen)Eye
ScaleNom
MethodPhenX
ClassDEVICES
StatusTRIAL

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.36
Last changed2.65

Part names

Contact biometry instrument modelIDPtEyeNomPhenXIdentifierPoint in time (spot)

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 64740-4 | HealthAssure