Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Haley Christine O'Connell, RDH

Dental Hygienist in Dover, NH · enumerated 2022 · practices at Wentworth-Douglass Community Dental Center.

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

National Provider Identifier

1225748072

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Registry record

Entity type Individual (Type 1)

Name Mrs. Haley Christine O'Connell

Credential RDH

Sex Female

Practice address 668 Central Ave, Dover, NH, 03820

Phone (603) 749-3013

Enumeration date Dec 2, 2022

Last updated in NPPES Dec 2, 2022

Taxonomy & licenses

124Q00000X Dental Hygienist Dental Providers · License 03286 (NH) Primary

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 Haley O'Connell?

The National Provider Identifier (NPI) for Haley O'Connell is 1225748072, a Type 1 (individual) record in the CMS NPPES registry.

Where does Haley O'Connell practice?

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

Other providers at this practice address

Browse all →

Wentworth-Douglass Community Dental Center General Practice Dentistry · Dover, NH NPI 1295814580 Stacey Delbridge General Practice Dentistry · Dover, NH NPI 1114084142 Elizabeth Jones Dentist · Dover, NH NPI 1396973061 Anne Sleeper Dental Hygienist · Dover, NH NPI 1972058519 Mary Parker Dental Hygienist · Dover, NH NPI 1932815412

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-12-02.