LOINCActiveObservation

LOINC Code 59464-8: Microbiologist review [Interp]

59464-8 is a LOINC code used to identify Microbiologist review [Interp] 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 Microbiologist review. It is commonly used with the system or sample type XXX.

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 Microbiologist review. It is commonly used with the system or sample type XXX.

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: Observation

What it does not mean

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

Key facts

  • Microbiologist review of results
  • Microbiologist review
  • Impression; Impression/interpretation of study; Impressions; Interp; Interpretation; Microbiology; Misc; Miscellaneous; Narrative; Other; Point in time; Random; Report; Spec; To be specified in another part of the message; Unspecified

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

Microbiologist review [Interp]Microbiologist review of resultsMicrobiologist reviewMICROMicrobiologist review of test resultImpPt

Frequently asked questions

Code details

Code59464-8
SystemLOINC
Display nameMicrobiologist review [Interp]
DescriptionMicrobiologist review
Short nameMicrobiologist review
ComponentMicrobiologist review
PropertyImp
TimingPt
System (specimen)XXX
ScaleNar
ClassMICRO
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.32
Last changed2.73

Consumer names

Microbiologist review of test result

Part names

Microbiologist reviewImpPtXXXNarImpression/interpretation of studyPoint 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 59464-8 | HealthAssure