October 2026Dataset Refreshed: Expanded to 15.17M+ Unique Contacts
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What is data enrichment?

Also called: data append, contact enrichment, CRM enrichment

Data enrichment means filling in missing or outdated fields on records you already have, for example adding a provider's specialty, NPI, verified email or phone, by matching your records against a more complete, verified data source.

By John Britton, VP of Marketing, MedicalProspects · Updated November 4, 2026 · Provider Identity & Data

Why it matters for healthcare sales and marketing

Most healthcare CRMs are full of half-complete records: a name and a hospital from a trade show, an email with no specialty, a physician with no NPI. Enrichment turns those into records you can segment, route and reach:

  • Segmentation. Adding specialty and taxonomy lets marketing target by clinical focus.
  • Routing. Adding practice location and affiliation lets sales operations assign records to the right territory and account.
  • Reachability. Adding or re-verifying business email and phone means campaigns reach real inboxes.
  • Hygiene. Flagging people who have moved, retired or changed roles keeps the CRM honest.

How it works

  1. Export the records to enrich, with every identifier you have.
  2. Match them to a reference source. For U.S. clinicians the NPI is the most reliable match key. Otherwise use email, or name plus organization and address.
  3. Append the missing fields: specialty and taxonomy, title, practice or hospital, verified business email, phone, address.
  4. Review the match rate and any conflicts before importing. Decide which source wins when values disagree.
  5. Repeat on a schedule, because contact data decays continuously.
A CRM record with only a name and NPI is matched on NPI, email or name plus address and returned with full name and credentials, verified business email, specialty, practice and direct phone.
Enrichment matches the records you have and fills in the fields you are missing. Example values.

Example

Illustrative scenario. A HealthTech company's HubSpot instance holds thousands of physician contacts from webinars, most with only a name and an email. Marketing Ops sends the file for enrichment. Records are matched on email and on name plus practice, and come back with NPI, specialty, practice and a re-verified email. The team writes the new fields only into empty properties, so nothing reps entered by hand is overwritten. It then builds specialty-based nurture tracks it couldn't run before.

Common mistakes

  • Overwriting good data. Decide field by field whether the incoming value or your existing value wins.
  • Matching on name alone. Common names create false matches. Use NPI, email or name plus organization.
  • Skipping verification. Appending an unverified email can make deliverability worse.
  • Enriching once. Without a refresh schedule, the CRM decays back to where it started.

How MedicalProspects does it

Send MedicalProspects the records you already hold and we match them, on NPI where present, to fill in missing fields such as specialty, NPI or a verified business email, and to flag contacts whose details have changed.

Related terms

  • National Provider Identifier (NPI)A National Provider Identifier (NPI) is a unique, permanent 10-digit number that identifies a U.S. healthcare provider or healthcare organization. CMS issues it through NPPES, and it identifies who the provider is, not their specialty or contact details.
  • HCP List (Healthcare Professional List)An HCP list is a database of individual healthcare professionals, such as physicians, nurse practitioners, pharmacists and nurses, with identifiers, specialties and contact details used for sales and marketing. Its counterpart, an HCO list, covers healthcare organizations.
  • NPPES (National Plan and Provider Enumeration System)NPPES is the CMS system that issues National Provider Identifiers and holds each provider's public NPI record. Its data can be searched in the NPI Registry, queried through an API, and downloaded as files that CMS refreshes every month.
  • Technographic DataTechnographic data describes the technology an organization uses, such as a hospital's EHR, imaging, revenue cycle and ERP systems. Healthcare sales teams use it to find accounts that run a competitor's product or a platform their own product works with.
  • Decision-Maker Data DecayData decay refers to the natural rate at which professional email addresses and phone numbers become invalid due to job changes or restructuring.

Put it to work

Sources

  1. NPPES NPI Registry, CMS

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