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.

LOINC

LOINC Code 67135-4: On how many days in the past 12 months have you had this pain [PhenX]

Name: LOINC Code 67135-4: On how many days in the past 12 months have you had this pain [PhenX]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:46.215Z

67135-4 is a LOINC code used to identify On how many days in the past 12 months have you had this pain [PhenX] 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 On how many Ds in the past 12Mo have you had this pain. 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 On how many Ds in the past 12Mo have you had this pain. 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: TRIAL
Method: PhenX

What it does not mean

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

Key facts

On how many days in the past 12 months have you had this pain [PhenX]
On how many Ds in the past 12Mo have you had this pain
# Ds pain; 1 year; 12Mos; Count/time; Last; nRate; Number rate; Number Rate = Count/Time; QNT; Quan; Quant; Quantitative

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

On how many days in the past 12 months have you had this pain [PhenX]# Ds pain nRate PhenXOn how many Ds in the past 12Mo have you had this painPHENXNRat12Mo^Patient

Frequently asked questions

Code details

Code67135-4

SystemLOINC

Display nameOn how many days in the past 12 months have you had this pain [PhenX]

DescriptionOn how many Ds in the past 12Mo have you had this pain

Short name# Ds pain nRate PhenX

ComponentOn how many Ds in the past 12Mo have you had this pain

PropertyNRat

Timing12Mo

System (specimen)^Patient

ScaleQn

MethodPhenX

ClassPHENX

Example unitsdays/12 mo

StatusTRIAL

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.38

Last changed2.65

Part names

On how many Ds in the past 12Mo have you had this painNRat12Mo^PatientQnPhenXOn how many days in the past 12 months have you had this painNumber Rate12 months

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.