LOINCActiveObservation

LOINC Code 75526-4: Internal identifier for Provider

75526-4 is a LOINC code used to identify Internal identifier for Provider 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 Internal identifier. It is commonly used with the system or sample type Provider.

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 Internal identifier. It is commonly used with the system or sample type Provider.

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

  • Internal identifier for Provider
  • Internal identifier
  • A coded internal identifier assigned to the provider. The provider code may be a pseudo-identifier with a crosswalk to the provider's real identifier.
  • Ident; Identifier; Nominal; Point in time; Random; Survey; SURVEY.PCORNET

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

Internal identifier for ProviderInternal identifierSURVEY.PCORNETIDPtProviderNom

Frequently asked questions

Code details

Code75526-4
SystemLOINC
Display nameInternal identifier for Provider
DescriptionInternal identifier
ComponentInternal identifier
PropertyID
TimingPt
System (specimen)Provider
ScaleNom
ClassSURVEY.PCORNET
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.50
Last changed2.70

Part names

Internal identifierIDPtProviderNomIdentifierPoint 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 75526-4 | HealthAssure