IndividualActive
Rebecca Massart, NP
NPI 1497815237 · Nurse Practitioner · Port Washington, WI
Provider details
- NPI number
- 1497815237
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 2605-033 (WI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
Detailed profile(99/100 index)
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
4 documented practice locations
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
1475 W Grand Ave
Port Washington, WI 53074-2074
Phone: (262) 268-5100
Street-level locationGet directions
Mailing address
Po Box 735044
Chicago, IL 60673-5044
Additional practice locations (3)
- 2205 N Calhoun RdBrookfield, WI 53005-5062Phone: (262) 784-2131
- 4349 Raymir PlWauwatosa, WI 53222-1141Phone: (262) 787-2114
- 4349 Raymir PlWauwatosa, WI 53222-1141Phone: (262) 787-2114
Registry dates
- Enumerated
- 2006-12-11
- Last updated
- 2025-10-07
- Certified
- 2025-10-07
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.