William Guzzetta, D.D.S.
NPI 1285766329 · General Practice Dentistry · Oostburg, WI
Enrolled with Medicare as Order and Referring Only - Other (non-Physician) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Guzzetta, D.D.S. is a General Practice Dentistry provider in Oostburg, WI (NPI 1285766329).
Provider details
- NPI number
- 1285766329
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- D.D.S.
- Sex
- Male
- Sole proprietor
- No
- License
- 4012 (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
- 2007-03-12
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Guzzetta's NPI number?
- William Guzzetta's National Provider Identifier (NPI) is 1285766329, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Guzzetta's specialty?
- William Guzzetta is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is William Guzzetta located?
- William Guzzetta's practice location on file with NPPES is 19 N 4th St, Oostburg, WI 53070-1250.
- What is William Guzzetta's phone number?
- The practice phone number listed in the NPPES registry for William Guzzetta is (920) 564-2925.
- Does William Guzzetta accept Medicare?
- William Guzzetta is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Guzzetta's NPI active?
- Yes — William Guzzetta's NPI (1285766329) 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.