MasterFile Individuals

The HMS MasterFile is the single most comprehensive and accurate healthcare provider database in the United States. Our unique combination of people, processes and technology enables us to continuously acquire, integrate and analyze more than 2,000 distinct data sources. HMS maintains a relentless focus on reducing data latency critical for our clients’ compliance, accuracy and provider validation needs. Tapping into claims data and the HMS Provider Data Consortium (PDC) enables us to integrate daily data changes from a variety of providers across the country.

The HMS MasterFile Individuals contains more than 5 million health care practitioners including:

  • Physicians
  • Advanced Practice Nurses
  • Physician Assistants
  • Dentists
  • Optometrists
  • And more
  • Individuals by State
  • Specialties by State
  • NPI Specialties by State

For more information on the HMS MasterFile, contact us