William Martineau, D.D.S.
NPI 1144415944 · General Practice Dentistry · Three Lakes, WI
Enrolled with Medicare as Order and Referring Only - Oral Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Martineau, D.D.S. is a General Practice Dentistry provider in Three Lakes, WI (NPI 1144415944).
Provider details
- NPI number
- 1144415944
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- D.D.S.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 5002065 (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
18 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
- 2007-09-14
- Last updated
- 2007-09-14
Frequently asked questions
- What is William Martineau's NPI number?
- William Martineau's National Provider Identifier (NPI) is 1144415944, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Martineau's specialty?
- William Martineau is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is William Martineau located?
- William Martineau's practice location on file with NPPES is 1858 Supreior St., Three Lakes, WI 54562.
- What is William Martineau's phone number?
- The practice phone number listed in the NPPES registry for William Martineau is (715) 546-2101.
- Does William Martineau accept Medicare?
- William Martineau is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Martineau's NPI active?
- Yes — William Martineau's NPI (1144415944) is active in the NPPES registry as of the last update on 2007-09-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.