Dr. William Iannaccone D.C.
About this NPIWhat this record shows.
NPI 1720140932 is registered to Dr. William Iannaccone D.C., a Chiropractor practising at 1513 Third Avenue in Walnut Creek, California. Chiropractor is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. William Iannaccone D.C. has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Dr. William Iannaccone D.C. accepts. To confirm in-network status with your specific health plan, contact Dr. William Iannaccone D.C. directly at (925) 934-6763.
Frequently asked
Yes. NPI 1720140932 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Chiropractor is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (925) 934-6763.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Dr. William Iannaccone D.C. is a Type-1 individual NPI.