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.

LOINCActiveBoth

LOINC Code 55806-4: Mycophenolate LC/MS/MS [Mass/Vol]

Name: LOINC Code 55806-4: Mycophenolate LC/MS/MS [Mass/Vol]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:37.766Z

55806-4 is a LOINC code used to identify Mycophenolate LC/MS/MS [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 Mycophenolate. It is commonly used with the system or sample type Ser/Plas.

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 Mycophenolate. It is commonly used with the system or sample type Ser/Plas.

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

Mycophenolate [Mass/volume] in Serum or Plasma by LC/MS/MS
Mycophenolate
Cellcept; DRUG/TOXICOLOGY; Drugs; Level; Mass concentration; MMF; MPA; Mycophenolate mofetil; Mycophenolic acid; Pl; Plasma; Plsm; Point in time; QNT; Quan; Quant; Quantitative; Random; SerP; SerPl; SerPlas; Serum; Serum or plasma; SR

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

Mycophenolate LC/MS/MS [Mass/Vol]Mycophenolate [Mass/volume] in Serum or Plasma by LC/MS/MSMycophenolate SerPl LC/MS/MS-mCncMycophenolateDRUG/TOXMycophenolate, BloodMCnc

Frequently asked questions

Code details

Code55806-4

SystemLOINC

Display nameMycophenolate LC/MS/MS [Mass/Vol]

DescriptionMycophenolate

Short nameMycophenolate SerPl LC/MS/MS-mCnc

ComponentMycophenolate

PropertyMCnc

TimingPt

System (specimen)Ser/Plas

ScaleQn

MethodLC/MS/MS

ClassDRUG/TOX

Example unitsmg/L

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.29

Last changed2.73

Consumer names

Mycophenolate, Blood

Part names

MycophenolateMCncPtSer/PlasQnLC/MS/MSMass ConcentrationPoint in time (spot)Serum or Plasma

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.