As administrative simplification provisions of HIPPA (Health Insurance Portability and Accountability Act of 1996) mandated the adoption of standard unique identifiers for health care providers and health plans. Purpose of these were to aid to improve the efficiency and the effectiveness of the exchange of the health information, electronically.
This means your Doctors, hospitals and health plans. These data is processed by CMS, The Centers for Medicare & Medicaid Services and the system is known as NPPES, the National Plan and Provider Enumeration System.
Health care providers are required to contact the NPI Enumerator and apply for an NPI. Any changes to the NPI is also handled by the NPI Enumerator. Also under the HIPPA Act, covered providers must also share their NPI with other providers, health plans, clearinghouses, and any entity that may need it for billing purposes. Getting a NPI is free for Providers.
The NPI Registry (The NPI Database) could be searched by anyone and the data is public and could be downloaded if needed. The registry is kept updated daily.
The registry could be querried for NPI ot the legal business name. The NPI if free to access and use.
So Go and search for your health care provider at NPI Registry. See what you find.
Additional NPI Information;