Rebecca Mass-Krajewski
NPI 1174931042 · Family Nurse Practitioner · Redmond, WA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rebecca Mass-Krajewski is a Family Nurse Practitioner provider in Redmond, WA (NPI 1174931042).
Provider details
- NPI number
- 1174931042
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- RN60099600 (WA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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
- 2014-07-23
- Last updated
- 2024-02-18
- Certified
- 2024-02-18
Frequently asked questions
- What is Rebecca Mass-Krajewski's NPI number?
- Rebecca Mass-Krajewski's National Provider Identifier (NPI) is 1174931042, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rebecca Mass-Krajewski's specialty?
- Rebecca Mass-Krajewski is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Rebecca Mass-Krajewski located?
- Rebecca Mass-Krajewski's practice location on file with NPPES is 16329 Ne 80th St, Redmond, WA 98052-3820.
- What is Rebecca Mass-Krajewski's phone number?
- The practice phone number listed in the NPPES registry for Rebecca Mass-Krajewski is (425) 610-8030.
- Does Rebecca Mass-Krajewski accept Medicare?
- Rebecca Mass-Krajewski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rebecca Mass-Krajewski's NPI active?
- Yes — Rebecca Mass-Krajewski's NPI (1174931042) is active in the NPPES registry as of the last update on 2024-02-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.