OrganizationActive
Zwell, P.C.
NPI 1790209344 · General Practice Dentistry · Littleton, MA
Zwell, P.C. is a General Practice Dentistry organization in Littleton, MA (NPI 1790209344).
Provider details
- NPI number
- 1790209344
- Entity type
- Organization
- Primary specialty
- General Practice DentistryDental Providers
- Organization subpart
- No
- Authorized official
- Alison Seliger-Schamberg, Owner & General Dentist(978) 501-2222
Specialties & taxonomies
Dental Providers
Profile Score
Established profile(69/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
802 Constitution Ave
Littleton, MA 01460
Phone: (978) 501-2222
Approximate (ZIP-level) locationGet directions
Mailing address
802 Constitution Ave
Littleton, MA 01460
Other names (DBA / former)
- Doing business as
- Zwell Dental
Registry dates
- Enumerated
- 2017-07-26
- Last updated
- 2021-07-28
- Certified
- 2021-07-28
Frequently asked questions
- What is Zwell, P.C.'s NPI number?
- Zwell, P.C.'s National Provider Identifier (NPI) is 1790209344, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Zwell, P.C.?
- Zwell, P.C. is classified in the NPPES registry as General Practice Dentistry (Dental Providers).
- Where is Zwell, P.C. located?
- Zwell, P.C.'s practice location on file with NPPES is 802 Constitution Ave, Littleton, MA 01460.
- What is Zwell, P.C.'s phone number?
- The practice phone number listed in the NPPES registry for Zwell, P.C. is (978) 501-2222.
- Who is the authorized official for Zwell, P.C.?
- The authorized official listed on Zwell, P.C.'s NPPES record is Alison Seliger-Schamberg, Owner & General Dentist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Zwell, P.C.'s NPI active?
- Yes — Zwell, P.C.'s NPI (1790209344) is active in the NPPES registry as of the last update on 2021-07-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.