Free NPI Lookup The NPI is a 10-digit identifier lacking personal details like state, provider type, or specialization. It remains constant despite information updates. Providers replace other identifiers like PTAN, QIES, CASPER, and NSC in HIPAA transactions with the NPI.
The NPI is a 10-digit identifier lacking personal details like state, provider type, or specialization. It remains constant despite information updates. Providers replace other identifiers like PTAN, QIES, CASPER, and NSC in HIPAA transactions with the NPI.