LOINCActive

LOINC Code 22028-5: Physician [Identifier]

22028-5 is a LOINC code used to identify Physician [Identifier] 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 Physician. 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 Physician. 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

  • Physician [Identifier]
  • Physician
  • Code for another physician involved in the care of the patient. Registry may use physicians' medical license numbers or may create individual numbering systems. See FORDS Manual for suggested use of this item and detailed instructions... NAACCR Data Standards and Data Dictionary Version 11
  • ADMIN; Ident; Identifier; Intradermal; Nominal; Oncology; Point in time; Random

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

Physician [Identifier]PhysicianADMIN.IDIDPt^PatientNom

Frequently asked questions

Code details

Code22028-5
SystemLOINC
Display namePhysician [Identifier]
DescriptionPhysician
Short namePhysician
ComponentPhysician
PropertyID
TimingPt
System (specimen)^Patient
ScaleNom
ClassADMIN.ID
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0n
Last changed2.73

Part names

PhysicianIDPt^PatientNomIdentifierPoint 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 22028-5 | HealthAssure