LOINCActive

LOINC Code 28818-3: prescription Glasses type

28818-3 is a LOINC code used to identify prescription Glasses type 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 Glasses type. It is commonly used with the system or sample type Glasses prescription.

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 Glasses type. It is commonly used with the system or sample type Glasses prescription.

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

  • prescription Glasses type
  • Glasses type
  • EYE; EYE.GLASSES; Glasses Rx; Nominal; Ophthalmology; Ophtho; Ophthy; Point in time; Random; Rx; Typ

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

prescription Glasses typepresc Glasses typeGlasses typeEYE.GLASSESTypePtGlasses prescription

Frequently asked questions

Code details

Code28818-3
SystemLOINC
Display nameprescription Glasses type
DescriptionGlasses type
Short namepresc Glasses type
ComponentGlasses type
PropertyType
TimingPt
System (specimen)Glasses prescription
ScaleNom
ClassEYE.GLASSES
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.00
Last changed2.68

Part names

Glasses typeTypePtGlasses prescriptionNomPoint in time (spot)Glasses lens prescription

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 28818-3 | HealthAssure