Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

John Buoncristiani, DDS

Endodontics in Newport Beach, CA · enumerated 2006.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1033221288

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Registry record

Entity type Individual (Type 1)

Name John Buoncristiani

Credential DDS

Sex Male

Practice address 1441 Avocado Ave, Suite #401, Newport Beach, CA, 92660

Phone (949) 644-0595

Enumeration date Aug 31, 2006

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

1223E0200X Endodontics Dental Providers · License 37196 (CA) Primary

DDS · Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees. About the DDS credential

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for John Buoncristiani?

The National Provider Identifier (NPI) for John Buoncristiani is 1033221288, a Type 1 (individual) record in the CMS NPPES registry.

Where does John Buoncristiani practice?

The practice location on file with NPPES is in Newport Beach, CA. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.