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LOINC Code 9383-1: 9-Hydroxyrisperidone [Mass/Vol]

9383-1 is a LOINC code used to identify 9-Hydroxyrisperidone [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 9-Hydroxyrisperidone. It is commonly used with the system or sample type Ser/Plas.

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 9-Hydroxyrisperidone. 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

What it does not mean

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

Key facts

  • 9-Hydroxyrisperidone [Mass/volume] in Serum or Plasma
  • 9-Hydroxyrisperidone
  • risperidone metabolite
  • 9-Hydroxy risperidone; 9-Hydroxy-risperidone; 9-OH-Risperidone; 9OH-risperidone; DRUG/TOXICOLOGY; Drugs; Invega; Level; Mass concentration; Paliperidone; Pl; Plasma; Plsm; Point in time; QNT; Quan; Quant; Quantitative; Random; Risperidone metabolite; 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

9-Hydroxyrisperidone [Mass/Vol]9-Hydroxyrisperidone [Mass/volume] in Serum or Plasma9OH-risperidone SerPl-mCnc9-HydroxyrisperidoneDRUG/TOX9-Hydroxyrisperidone, BloodMCnc

Frequently asked questions

Code details

Code9383-1
SystemLOINC
Display name9-Hydroxyrisperidone [Mass/Vol]
Description9-Hydroxyrisperidone
Short name9OH-risperidone SerPl-mCnc
Component9-Hydroxyrisperidone
PropertyMCnc
TimingPt
System (specimen)Ser/Plas
ScaleQn
ClassDRUG/TOX
Example unitsng/mL
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0i
Last changed2.73

Consumer names

9-Hydroxyrisperidone, Blood

Part names

9-HydroxyrisperidoneMCncPtSer/PlasQnMass 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.