LOINCActiveBoth

LOINC Code 104674-7: Methylphenidate LC/MS/MS (U) [Mass/Vol]

104674-7 is a LOINC code used to identify Methylphenidate LC/MS/MS (U) [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 Methylphenidate. It is commonly used with the system or sample type Urine.

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 Methylphenidate. It is commonly used with the system or sample type Urine.

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
  • Order vs observation: Both
  • Method: LC/MS/MS

What it does not mean

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

Key facts

  • Methylphenidate [Mass/volume] in Urine by LC/MS/MS
  • Methylphenidate
  • Addiction; DRUG/TOXICOLOGY; Drugs; Drugs of abuse; Illicit; Level; Mass concentration; Me-phenidate; Point in time; PotentialForAbuse; QNT; Quan; Quant; Quantitative; Random; Ritalin; UA; UR; Urn

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

Methylphenidate LC/MS/MS (U) [Mass/Vol]Methylphenidate [Mass/volume] in Urine by LC/MS/MSMe-phenidate Ur LC/MS/MS-mCncMethylphenidateDRUG/TOXMethylphenidate, UrineMCnc

Frequently asked questions

Code details

Code104674-7
SystemLOINC
Display nameMethylphenidate LC/MS/MS (U) [Mass/Vol]
DescriptionMethylphenidate
Short nameMe-phenidate Ur LC/MS/MS-mCnc
ComponentMethylphenidate
PropertyMCnc
TimingPt
System (specimen)Urine
ScaleQn
MethodLC/MS/MS
ClassDRUG/TOX
Example unitsng/mL
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.78
Last changed2.78

Consumer names

Methylphenidate, Urine

Part names

MethylphenidateMCncPtUrineQnLC/MS/MSMass 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 104674-7 | HealthAssure