LOINCBoth

LOINC Code 11025-4: Methadone (Mec) [Mass/Vol]

11025-4 is a LOINC code used to identify Methadone (Mec) [Mass/Vol] 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 Methadone. It is commonly used with the system or sample type Meconium.

Reviewed by HealthAssure Clinical TeamUpdated 25 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 Methadone. It is commonly used with the system or sample type Meconium.

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: DISCOURAGED
  • Order vs observation: Both

What it does not mean

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

Key facts

  • Methadone [Mass/volume] in Meconium
  • Methadone
  • Addiction; Dolophin; Dolophine; DRUG/TOXICOLOGY; Drugs; Drugs of abuse; Illicit; Level; Mass concentration; Mec; METD; Methadose; MTD; Point in time; PotentialForAbuse; QNT; Quan; Quant; Quantitative; 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

Methadone (Mec) [Mass/Vol]Methadone [Mass/volume] in MeconiumMethadone Mec-mCncMethadoneDRUG/TOXMethadone, MeconiumMCnc

Frequently asked questions

Code details

Code11025-4
SystemLOINC
Display nameMethadone (Mec) [Mass/Vol]
DescriptionMethadone
Short nameMethadone Mec-mCnc
ComponentMethadone
PropertyMCnc
TimingPt
System (specimen)Meconium
ScaleQn
ClassDRUG/TOX
Example unitsng/mL
StatusDISCOURAGED
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0j-a
Last changed2.73

Consumer names

Methadone, Meconium

Part names

MethadoneMCncPtMeconiumQnMass ConcentrationPoint 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 11025-4 | HealthAssure