What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActive

LOINC Code 63926-0: Thinking of the most recent time you quit smoking, did you use any of the following products [PLCO]

Name: LOINC Code 63926-0: Thinking of the most recent time you quit smoking, did you use any of the following products [PLCO]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:43.947Z

63926-0 is a LOINC code used to identify Thinking of the most recent time you quit smoking, did you use any of the following products [PLCO] 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 Thinking of the most recent time you quit smoking, did you use any of the following products. 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 Thinking of the most recent time you quit smoking, did you use any of the following products. 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
Method: PLCO

What it does not mean

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

Key facts

Thinking of the most recent time you quit smoking, did you use any of the following products [PLCO]
Thinking of the most recent time you quit smoking, did you use any of the following products
Finding; Findings; Nominal; PhenX; Point in time; Prods; Product; Quit smoking products; 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

Thinking of the most recent time you quit smoking, did you use any of the following products [PLCO]Quit smoking products PLCOThinking of the most recent time you quit smoking, did you use any of the following productsPHENXFindPt^Patient

Frequently asked questions

Code details

Code63926-0

SystemLOINC

Display nameThinking of the most recent time you quit smoking, did you use any of the following products [PLCO]

DescriptionThinking of the most recent time you quit smoking, did you use any of the following products

Short nameQuit smoking products PLCO

ComponentThinking of the most recent time you quit smoking, did you use any of the following products

PropertyFind

TimingPt

System (specimen)^Patient

ScaleNom

MethodPLCO

ClassPHENX

StatusACTIVE

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.36

Last changed2.65

Part names

Thinking of the most recent time you quit smoking, did you use any of the following productsFindPt^PatientNomPLCOFindingPoint 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.