The penultimate two-digits of the SCTID (second and third from the right), are the partition-identifier.
The partition-identifierindicates the nature of the component identified. This allows the Identifierof a Descriptionto be distinguished from the Identifierof a Concept.
The partition-identifieralso indicates whether the SCTIDcontains a namespace-identifier( long format) or follows the short format applicable to Identifiersof componentsthat originated in the International Release. Identifiersof componentsthat originated in the International Releaseof SNOMED CThave one of the following partition-identifiervalues:
00 |
A Concept |
01 |
|
02 |
Identifiersof componentsthat originated in an Extensionhave one of the following partition identifiervalues:
10 |
A Concept |
11 |
|
12 |
All other partition-identifiervalues are reserved for future use.
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