OrganizationActive
Stephen a Sewall, DDS, PC
NPI 1699983809 · General Practice Dentistry · Exeter, NH
Stephen a Sewall, DDS, PC is a General Practice Dentistry organization in Exeter, NH (NPI 1699983809).
Provider details
- NPI number
- 1699983809
- Entity type
- Organization
- Primary specialty
- General Practice DentistryDental Providers
- Organization subpart
- No
- Authorized official
- Stephen Sewall, President(603) 778-8407
- License
- 1345 (NH)
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
9 Hampton Rd
Exeter, NH 03833-4807
Phone: (603) 778-8407
Fax: (603) 778-3017
Street-level locationGet directions
Mailing address
9 Hampton Rd
Exeter, NH 03833-4807
Registry dates
- Enumerated
- 2007-05-19
- Last updated
- 2020-08-22
Frequently asked questions
- What is Stephen a Sewall, DDS, PC's NPI number?
- Stephen a Sewall, DDS, PC's National Provider Identifier (NPI) is 1699983809, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Stephen a Sewall, DDS, PC?
- Stephen a Sewall, DDS, PC is classified in the NPPES registry as General Practice Dentistry (Dental Providers).
- Where is Stephen a Sewall, DDS, PC located?
- Stephen a Sewall, DDS, PC's practice location on file with NPPES is 9 Hampton Rd, Exeter, NH 03833-4807.
- What is Stephen a Sewall, DDS, PC's phone number?
- The practice phone number listed in the NPPES registry for Stephen a Sewall, DDS, PC is (603) 778-8407.
- Who is the authorized official for Stephen a Sewall, DDS, PC?
- The authorized official listed on Stephen a Sewall, DDS, PC's NPPES record is Stephen Sewall, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Stephen a Sewall, DDS, PC's NPI active?
- Yes — Stephen a Sewall, DDS, PC's NPI (1699983809) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.