Named Entity Recognition Grammars Package 26.3
Named Entity Recognition Grammars User Guide

# health_cjkvt grammar

The health_cjkvt grammar is found in the set PII.

entity | description | examples | components | checksum
--- | --- | --- | --- | ---
health/id/context/CC | A health number with context. This entity gives a lower score to matches with more ambiguous landmarks (such as 番号 and "Number"). However, if two matches occur together (for example "記号 21700023 番号 21"), the entity can match both with a higher score. | 記号２１７０００２３ | ✔️ | ✓
health/id/landmark/CC | A health number landmark. | Insurer number Medicare ID NHS number 保険者番号 | ❌ | ❌
health/id/nocontext/CC | A health number, such as a British NHS number, French Carte Vitale number or Japanese Health Insurance Card number, without context. | 21700023 1EG4-TE5-MK72 | ✔️ | ✓

The following components are produced by the above entities.

components | description | examples | context
--- | --- | --- | ---
ADDRESS_CODE | address code portion of ID card number | 460032 | 460032197910193621
BUSINESS_REFERENCE |  |  |
CHECKSUM | checksum digit of an identification number | 1 | 460032197910193621
CITIZENSHIP_TYPE | type of citizen of ID card holder | 4 | 4-8547-01245-28-9
DOB_CODE | date of birth of ID card holder in YYYYMMDD format | 19791019 | 460032197910193621
GROUP_NUMBER | first part of birth certificate number / personal number | 01245 | 4-8547-01245-28-9
ISSUING_OFFICE | ISO 3166-2 code of issuing office | 8547 | 4-8547-01245-28-9
ORDER_CODE | serial number portion of ID card number | 362 | 460032197910193621
SEQUENTIAL_NUMBER | second part of birth certificate number / personal number | 28 | 4-8547-01245-28-9
SERIAL_NUMBER | for matching an employer and employee number together |  |

In the tables, ✔️ indicates that the item is always used, and ❌ that the item is never used. The ✓ symbol indicates that the item is only used for some entities (that is, for some but not all countries or languages). For details, refer to the relevant entity page.

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Version 26.3 | Last updated July 2026

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Product: Named Entity Recognition Grammars Package 26.3

Topic Title: health_cjkvt grammar