LOINCActive

LOINC Code 47519-4: History of Procedures Document

47519-4 is a LOINC code used to identify History of Procedures Document 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 History of procedures. It is commonly used with the system or sample type {Setting}.

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 History of procedures. It is commonly used with the system or sample type {Setting}.

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
  • Method: {Role}

What it does not mean

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

Key facts

  • History of Procedures Document
  • History of procedures
  • This section defines all interventional, surgical, diagnostic, or therapeutic procedures or treatments pertinent to the patient historically and at the time the document is generated.
  • Document; Finding; Findings; H/O; H+P; H+P.HX; Hx; P prime; Point in time; Procedures Hx; 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

History of Procedures DocumentProcedures Hx DocHistory of proceduresH&P.HXFindPt{Setting}

Frequently asked questions

Code details

Code47519-4
SystemLOINC
Display nameHistory of Procedures Document
DescriptionHistory of procedures
Short nameProcedures Hx Doc
ComponentHistory of procedures
PropertyFind
TimingPt
System (specimen){Setting}
ScaleDoc
Method{Role}
ClassH&P.HX
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.19
Last changed2.63

Part names

History of ProceduresFindPt{Setting}Doc{Role}FindingPoint in time (spot)Role-unspecified

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 47519-4 | HealthAssure