IndividualActive
Sarah Fontaine, RN
NPI 1649167842 · Registered Nurse · Milwaukee, WI
Sarah Fontaine, RN is a Registered Nurse provider in Milwaukee, WI (NPI 1649167842).
Provider details
- NPI number
- 1649167842
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- No
- License
- 193450-30 (WI)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
945 N 12th St
Milwaukee, WI 53233-1305
Phone: (414) 219-5555
Street-level locationGet directions
Mailing address
401 Randall St
Waukesha, WI 53188-3525
Registry dates
- Enumerated
- 2025-06-20
- Last updated
- 2025-06-20
- Certified
- 2025-06-20
Frequently asked questions
- What is Sarah Fontaine's NPI number?
- Sarah Fontaine's National Provider Identifier (NPI) is 1649167842, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Fontaine's specialty?
- Sarah Fontaine is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Sarah Fontaine located?
- Sarah Fontaine's practice location on file with NPPES is 945 N 12th St, Milwaukee, WI 53233-1305.
- What is Sarah Fontaine's phone number?
- The practice phone number listed in the NPPES registry for Sarah Fontaine is (414) 219-5555.
- Is Sarah Fontaine's NPI active?
- Yes — Sarah Fontaine's NPI (1649167842) is active in the NPPES registry as of the last update on 2025-06-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.