Dr. David Ian Ferguson, DDS

Dr. David Ian Ferguson is a General Practice Dentistry provider (Dentist) practicing in Upper Montclair, NJ, registered in the NPPES registry with NPI 1528191434 since 2007. The credential DDS stands for Doctor of Dental Surgery. Practices at David Ferguson, DDS, PA (listed at the same practice address in NPPES).

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NPI	1528191434
Entity type	Individual (Type 1)
Name	Dr. David Ian Ferguson
Credential	DDS
Sex	Male
Practice address	177 GORDONHURST AVE, Upper Montclair, NJ, 07043
Phone	9737443181
Fax	9738576453
Enumeration date	2007-03-13
Last updated in NPPES	2007-07-08

Taxonomy & licenses

Taxonomy code	Specialty	Primary	License	State
1223G0001X	General Practice Dentistry	Primary	22DI01992600	NJ

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

Copy-ready billing details

Provider: David Ferguson, DDS
NPI: 1528191434
Taxonomy: 1223G0001X (General Practice Dentistry)
Address: 177 GORDONHURST AVE, Upper Montclair, NJ, 07043

Other providers at this practice address

NPI	Name	Type	Specialty	Location
1851424691	Gordon Ferguson	Individual	General Practice Dentistry	Upper Montclair, NJ
1053522821	David Ferguson, DDS, PA	Organization	General Practice Dentistry	Upper Montclair, NJ
1255729083	Jessica Joseph	Individual	General Practice Dentistry	Montclair, NJ
1730708561	Juliana Braswell	Individual	Dentist	Montclair, NJ

Verify this record

Cross-check NPI 1528191434 against the authoritative CMS record: view Dr. David Ian Ferguson 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 specialty is David Ferguson?

David Ferguson is registered in NPPES with the primary taxonomy of General Practice Dentistry. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.

Is this the official NPI registry?

No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2007-07-08.