Dr. John J Sullivan, DDS

Dr. John J Sullivan is a General Practice Dentistry provider (Dentist) practicing in Lakeside, AZ, registered in the NPPES registry with NPI 1457412306 since 2006. The credential DDS stands for Doctor of Dental Surgery. Practices at John J Sullivan, DDS, PC (listed at the same practice address in NPPES).

✓ Active NPI ✓ Valid NPI checksum Sole proprietor

NPI	1457412306
Entity type	Individual (Type 1)
Name	Dr. John J Sullivan
Credential	DDS
Sex	Male
Practice address	Lakeside, AZ, 85929
Phone	9283674276
Fax	9283671539
Enumeration date	2006-12-13
Last updated in NPPES	2010-04-21

Street address withheld — NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

Taxonomy code	Specialty	Primary	License	State
1223G0001X	General Practice Dentistry	Primary	2685	AZ

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

Copy-ready billing details

Provider: John Sullivan, DDS
NPI: 1457412306
Taxonomy: 1223G0001X (General Practice Dentistry)
Address: Lakeside, AZ, 85929

Other providers at this practice address

NPI	Name	Type	Specialty	Location
1629254859	John J Sullivan, DDS, PC	Organization	Dentist	Lakeside, AZ

Verify this record

Cross-check NPI 1457412306 against the authoritative CMS record: view Dr. John J Sullivan on the official NPPES registry .

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 or validate an NPI number.

Frequently asked questions

What is the NPI number for John Sullivan?

The National Provider Identifier (NPI) for John Sullivan is 1457412306, a Type 1 (individual) record in the CMS NPPES registry.

Where does John Sullivan practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2010-04-21.