National Institute of Dental and Craniofacial Research (NIDCR at NIH) | 14,430 followers on LinkedIn. The National Institute of Dental and Craniofacial Research (NIDCR) is the federal government’s lead agency for scientific research on dental, oral and craniofacial health and disease. NIDCR is one of the National Institutes of Health (NIH) in the U.S. Department of Health and Human Services.