National Core Data

National Health Information

국민건강보험공단 Request Data

What is National Health Information?

"National Health Information" is information on the treatment history, prescription history, and health checkup results of 1 million people, which is approximately 2% of the national health insurance eligible population.
To meet the public's interest in health management and the needs of industry, the National Health Insurance Service has been releasing annual national health information through the public data portal since 2002.



What data will be opened?

The National Health Insurance Service Open Data Information Table displays information on data providers, open data, total number of cases, and provision method.

   Data provider

  open data

Total number of cases

How it's provided

National Health Insurance Corporation

Medical history information (form code, medical department code, primary disease code, number of days of treatment, number of days of hospitalization, etc.)

1 million cases per year

File data (csv)

Drug prescription information (general drug ingredient code, single dose, daily dose, total number of days of administration, unit price, amount, etc.)

1 million cases per year

File data (csv)

Health checkup information (height, weight, waist circumference, blood pressure, blood sugar, cholesterol, eyesight, oral health, smoking, drinking, etc.)

1 million cases per year

File data (csv)



How can it be used?

It is expected that the large-scale sample of "National Health Information" will enable academic research to promote national health, content development for the healthcare industry, and the development of sales strategies.
For example, a pharmaceutical company can use prescription history information by city and drug ingredient to establish a strategy for related sales activities.
Companies that utilize body measurements will be able to systematically develop new products using information such as height, weight, and waist circumference.