LOINCActiveObservation

LOINC Code 12011-3: Replicate summarization

12011-3 is a LOINC code used to identify Replicate summarization 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 Replicate summarization. It is commonly used with the system or sample type Measurement.

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 Replicate summarization. It is commonly used with the system or sample type Measurement.

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
  • Order vs observation: Observation

What it does not mean

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

Key facts

  • Replicate summarization
  • Systems may take many repeat measures & report either an average or some other derivative of these replicates. Variable allows sender to indicate selected, average or individual replicates. Related to another measure via observation subID in HL7
  • OBSTERICAL; OBSTERICAL.ULTRASOUND; Obstetrical; Obstetrics; Point in time; Random; Summary; 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

Replicate summarizationReplicate sumOB.USTypePtMeasurement*

Frequently asked questions

Code details

Code12011-3
SystemLOINC
Display nameReplicate summarization
Short nameReplicate sum
ComponentReplicate summarization
PropertyType
TimingPt
System (specimen)Measurement
Scale*
ClassOB.US
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0j-a
Last changed2.29

Part names

Replicate summarizationTypePtMeasurement*Point 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 12011-3 | HealthAssure