usNPI constant
IRI for schemahttp:usNPI [Expects: http://schema.org/Text]
A National Provider Identifier (NPI) is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services.
Can be used on: http://schema.org/Physician
Implementation
static const usNPI = IriTerm.prevalidated('http://schema.org/usNPI');