Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
James Haas, DDS
Dentist in Derry, NH · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1891918165
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Registry record
Entity type Individual (Type 1)
Name James Haas
Credential DDS
Sex Male
Practice address 4 Manchester Ave, Derry, NH, 03038
Phone (603) 434-1586
Fax (603) 327-0011
Enumeration date Apr 11, 2007
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
DDS · Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees.
About the DDS credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 30009230 | Medicaid | NH | - |
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.
Frequently asked questions
Where does James Haas practice?
The practice location on file with NPPES is in Derry, NH. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for James Haas?
The National Provider Identifier (NPI) for James Haas is 1891918165, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Hrinda Haas Rothenberg & Moskowitz Dentistry Partnership Dentist · Derry, NH NPI 1902978935 Craig Rothenberg Dentist · Derry, NH NPI 1265655526 Ronald Hrinda Dentist · Derry, NH NPI 1760605042 James B. Haas, DDS PA Pediatric Dentistry · Derry, NH NPI 1295165090 Darcy Neveu General Practice Dentistry · Derry, NH NPI 1336549765 Kristine Trontz Pediatric Dentistry · Derry, NH NPI 1538523808 Olga Raptis Pediatric Dentistry · Derry, NH NPI 1427505593 Bit Na Lee Pediatric Dentistry · Derry, NH NPI 1821528654
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.