LOINCActive

LOINC Code 59779-9: Immunization schedule used

59779-9 is a LOINC code used to identify Immunization schedule used 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 Immunization schedule used. 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 Immunization schedule used. 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

  • Immunization schedule used
  • An immunization schedule is a collection of series and their rules that is used to determine if doses are given at the appropriate times, appropriate quantities, and of the appropriate product.
  • Finding; Findings; Immunization status; Nominal; Point in time; Random; Vaccination; Vaccinations; Vaccine

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

Immunization schedule usedVACCINFindPt^PatientNomFinding

Frequently asked questions

Code details

Code59779-9
SystemLOINC
Display nameImmunization schedule used
Short nameImmunization schedule used
ComponentImmunization schedule used
PropertyFind
TimingPt
System (specimen)^Patient
ScaleNom
ClassVACCIN
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.32
Last changed2.68

Part names

Immunization schedule usedFindPt^PatientNomFindingPoint 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 59779-9 | HealthAssure