HCP

A resolved healthcare professional — the unified identity, profile, and activity data we hold for a single clinician or researcher. Returned by the HCP endpoints.

Data areas: Healthcare
Fields: 22 fields · 3 PII · 1 relationships
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Fields

Field	Type	Constraints	Source	Exposed by	Description
Identity
aggkHcpId	string	required	Identity Graph	v3 HcpResponse	AggKnowledge's stable identifier for a resolved healthcare professional. Use it to fetch or cross-reference the same HCP across endpoints and over time.
aggkPersonId	string	nullablefk → person	Identity Graph	v3 HcpResponse	The resolved Person this professional maps to in the identity graph, when they are also present as a person.
gmc	string	nullable	Third-party	v3 HcpResponse	UK General Medical Council (GMC) reference number for the professional.
npi	string	nullable	Third-party	v3 HcpResponse	US National Provider Identifier (NPI) for the professional.
orcid	string	nullable	Third-party	v3 HcpResponse	ORCID identifier for the professional, used to attribute published research.
rpps	string	nullable	Third-party	v3 HcpResponse	French RPPS number (Répertoire Partagé des Professionnels de Santé) for the professional.
Profile
designations	string[]	required	Third-party	v3 HcpResponse	Professional designations or credentials held (e.g. MD, PhD).
firstName	string	nullablePII	Third-party	v3 HcpResponse	The professional's given (first) name.
isInactive	boolean	nullable	Derived	v3 HcpResponse	Whether the professional is flagged as inactive.
isIndustry	boolean	nullable	Derived	v3 HcpResponse	Whether the professional is classified as industry-affiliated.
lastName	string	nullablePII	Third-party	v3 HcpResponse	The professional's family (last) name.
middleName	string	nullablePII	Third-party	v3 HcpResponse	The professional's middle name, when known.
socialMediaUrl	string	nullable	Third-party	v3 HcpResponse	Normalized URL of the professional's social media profile.
socialProfile	string	nullable	Third-party	v3 HcpResponse	Normalized URL of the professional's social profile. The same value as socialMediaUrl, under the name the rest of v3 uses.
specialties	object[]	required	Third-party	v3 HcpResponse	Medical specialties the professional practices in, each with a UMLS CUI placeholder (null until the NUCC-to-UMLS mapping ships).
Activity
patientCount	integer	nullable	Derived	v3 HcpResponse	Estimated number of distinct patients seen by the professional.
paymentsTotal	string	nullable	Third-party	v3 HcpResponse	Total industry payments received by the professional, as a formatted currency amount.
socialMediaMentionTotal	integer	nullable	Derived	v3 HcpResponse	Total social-media mentions of the professional.
topIndications	object[]	required	Derived	v3 HcpResponse	The professional's leading focus areas over their whole record, with no year breakdown: up to five per activity type, ordered by prevalence within each. Every entry names the concept, its UMLS CUI when mapped, the activity type it was ranked over and the volume behind it. Counts are not comparable between activity types, so the entries are ranked within a type and never against each other.
worksCounts	objectHcpWorksCounts	required	Derived	v3 HcpResponse	Publication, clinical trial, and congress counts for the professional, each broken out into a trailing 5-year and an all-time total.
Associations
affiliations	object[]HcpAffiliationItem	required	Third-party	v3 HcpResponse	Organizations and institutions the professional is affiliated with, each with per-affiliation activity counts.
focusAreas	object[]HcpFocusAreaItem	required	Derived	v3 HcpResponse	Therapeutic focus areas derived from the professional's activity, ranked by asset volume.

Relationships

HCPn — 1Person
references one Person.
HCP.aggkPersonId