LOINCActiveObservation

LOINC Code 69891-0: Service comment 64 [Interp]

69891-0 is a LOINC code used to identify Service comment 64 [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 Service comment 64. 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 Service comment 64. 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

  • Service comment 64
  • cmmt; cmnt; Com; Comm; Comment; Comments; Commt; Impression; Impression/interpretation of study; Impressions; Interp; Interpretation; Misc; Miscellaneous; Nominal; Other; Point in time; Random; Remarks; Service Cmnt; Service Cmnt 64; 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

Service comment 64 [Interp]Service comment 64Service Cmnt 64-ImpMISCService comment 64, SpecimenImpPt

Frequently asked questions

Code details

Code69891-0
SystemLOINC
Display nameService comment 64 [Interp]
DescriptionService comment 64
Short nameService Cmnt 64-Imp
ComponentService comment 64
PropertyImp
TimingPt
System (specimen)XXX
ScaleNom
ClassMISC
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.40
Last changed2.69

Consumer names

Service comment 64, Specimen

Part names

Service comment 64ImpPtXXXNomImpression/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 69891-0 | HealthAssure