Please Note: Issuance of an NPI does not ensure or validate that the Health Care Provider is Licensed or Credentialed. For more information please refer to NPI: What You Need to Know Users may not be able login to NPPES, I&A and NPI registry on 11/6/2021 (Saturday) from 9:00 AM EST to 11/6/2021 (Saturday) 2:00 PM EST due to scheduled maintenance.