---
oid: "2.16.840.1.113883.6.274"
description: "National Healthcare Safety Network (NHSN) Healthcare Associated Infections (HAI) vocabulary used for single value bindings to observation identifier"
last-modified: "2026-10-12"
parent-oid: "2.16.840.1.113883.6"
---

## OID: `2.16.840.1.113883.6.274`

```asn1
{joint-iso-itu-t(2) country(16) us(840) organization(1) hl7(113883) externalCodeSystems(6) nHSNVocabulary(274)}
```

### Description

National Healthcare Safety Network (NHSN) Healthcare Associated Infections (HAI) vocabulary used for single value bindings to observation identifier

**Classification:** Healthcare; Identification scheme

### Supplementary information

This OID is **retired** and shall not be used. 
 
See also the [Health Level 7 (HL7) OID Registry](https://hl7.org/oid/index.cfm).

**Creation date:** 2008-02-02

### Registrant

Name: Daniel Pollock
Address: [Centers for Disease Control and Prevention](http://www.cdc.gov)   
1600 Clifton Road, NE, Mail Stop A24   
Atlanta, GA 30333   
United States (the)
Phone: +1 800 311 3435
Assignment date: 2008-02-02

### Child OIDs

This is a [leaf OID](https://oid-base.com/faq.htm#leaf) (without child OIDs).

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[Terms of use](https://oid-base.com/disclaimer.htm.md)