LOINC Code 68640-2: Audiology Hospital Diagnostic study note
68640-2 is a LOINC code used to identify Audiology Hospital Diagnostic study note 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 Diagnostic study note. It is commonly used with the system or sample type Hospital.
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 Diagnostic study note. It is commonly used with the system or sample type Hospital.
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: Audiology
What it does not mean
- The code identifies the observation or test, not the actual result.
Key facts
- Audiology Hospital Diagnostic study note
- Diagnostic study note
- Audiology; Diag study note; DOC.ONT; Document; Encounter; Evaluation and management; Evaluation and management note; Finding; Findings; Hosp; Inpatient; notes; Point in time; Random; Study report; Visit note
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
Frequently asked questions
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.