Gregson Dewet, D.D.S.
NPI 1033225115 · Dentist · Neenah, WI
Enrolled with Medicare as Order and Referring Only - Oral Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregson Dewet, D.D.S. is a Dentist provider in Neenah, WI (NPI 1033225115).
Provider details
- NPI number
- 1033225115
- Entity type
- Individual
- Primary specialty
- DentistDental Providers
- Credential
- D.D.S.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 3482015 (WI)
Specialties & taxonomies
Dental Providers
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2006-08-22
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gregson Dewet's NPI number?
- Gregson Dewet's National Provider Identifier (NPI) is 1033225115, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregson Dewet's specialty?
- Gregson Dewet is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).
- Where is Gregson Dewet located?
- Gregson Dewet's practice location on file with NPPES is 219 W Cecil St, Neenah, WI 54956-3205.
- What is Gregson Dewet's phone number?
- The practice phone number listed in the NPPES registry for Gregson Dewet is (920) 722-4891.
- Does Gregson Dewet accept Medicare?
- Gregson Dewet is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregson Dewet's NPI active?
- Yes — Gregson Dewet's NPI (1033225115) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.