Healthcare Provider Identifier - Individual

Detects Healthcare Provider Identifier - Individual (HPI-I) patterns. The HPI-I is a 16-digit number starting with the prefix 800361. No checksum validation.

Type: regex
Engine: universal
Confidence: medium
Confidence justification: Medium confidence: the 800361 prefix provides strong structural specificity for a 16-digit identifier. However, corroborative keywords are recommended to distinguish from other long numeric sequences. The prefix significantly reduces false positives compared to generic patterns.
Detection quality: Verified
Jurisdictions: au
Regulations: HRIPA (Cth), IPA 2009 (Qld), My Health Records Act 2012 (Cth), NDB Scheme (Cth), Privacy Act 1988 (Cth)
Frameworks: ISO 27001, ISO 27701, SOC 2
Data categories: phi, healthcare
Scope: narrow
Risk rating: 5
Platform compatibility: Purview: Compatible, GCP DLP: Compatible, Macie: Compatible, Zscaler: Compatible, Palo Alto: Compatible, Netskope: Compatible

Pattern

\b800361\d{10}\b

Corroborative evidence keywords

HPI-I, HPII, healthcare provider identifier, [object Object], Individual Healthcare Identifier, healthcare identifier, [object Object], HPI-O, provider identifier, AHPRA, registration number, prescriber number, PBS prescriber, pharmaceutical benefits, Medicare provider, provider number, [object Object], medical record number, patient ID, [object Object] (+6 more)

Proximity: 500 characters

Should match

8003610000000001 — HPI-I with standard 800361 prefix
8003611234567890 — HPI-I with typical digit sequence
8003619999999999 — HPI-I upper range

Should not match

8003620000000001 — Wrong prefix (800362 instead of 800361)
800361000000001 — Too few trailing digits (9 instead of 10)
80036100000000020 — Too many trailing digits (11 instead of 10)

Known false positives

Long numeric sequences in unrelated contexts (tracking numbers, serial codes) matching the Healthcare Provider Identifier - Individual format Mitigation: Use corroborative keywords and, where available, checksum validation to filter false matches.

Collections

Australian Healthcare Identifiers