LOINCActive

LOINC Code 22024-4: Following registry [Identifier] Cancer registry

22024-4 is a LOINC code used to identify Following registry [Identifier] Cancer registry 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 Following registry. It is commonly used with the system or sample type Cancer registry.

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 Following registry. It is commonly used with the system or sample type Cancer registry.

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

Following registry [Identifier] Cancer registry
Following registry
Records registry responsible for following the patient. Each FIN is unique. The number is essential to NCDB for monitoring data submissions, ensuring the accuracy of data, and identifying areas for special studies. Efforts are underway at the federal level to establish uniform national provider ID numbers. COC and NAACCR committees will consider adoption of any federal standards when they become available. Instructions for Coding COC maintains the codes, including those for non-hospital sources of reporting. For facilities with 7-digit FINs, consisting of a constant "6" followed by 6-digit facility-specific codes in the range of 6020009-6953290 that were assigned by COC before January 1, 2001Enter all FIN codes of this type as 3 zeroes, followed by the constant "6" and the 6-digit facility-specific codes. For facilities with FINs greater than or equal to 10000000 that were assigned by COC after January 1, 2001: Enter FIN codes of this type as 2 zeroes followed by the full 8-digit code. These sometimes are called COC FIN 10 digit codes... NAACCR Data Standards and Data Dictionary Version 11
ADMIN; CA; 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

Following registry [Identifier] Cancer registryFollowing registry Cancer RegistryFollowing registryADMIN.IDIDPtCancer registry

Frequently asked questions

Code details

Code22024-4
SystemLOINC
Display nameFollowing registry [Identifier] Cancer registry
DescriptionFollowing registry
Short nameFollowing registry Cancer Registry
ComponentFollowing registry
PropertyID
TimingPt
System (specimen)Cancer registry
ScaleNom
ClassADMIN.ID
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0n
Last changed2.66

Part names

Following registryIDPtCancer registryNomIdentifierPoint 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.