Ellen Stepniewski, ARNP
NPI 1790881340 · Pediatric Nurse Practitioner · Yakima, WA
Ellen Stepniewski, ARNP is a Pediatric Nurse Practitioner provider in Yakima, WA (NPI 1790881340).
Provider details
- NPI number
- 1790881340
- Entity type
- Individual
- Primary specialty
- Pediatric Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP
- Sex
- Female
- Sole proprietor
- No
- License
- AP30000788 (WA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing 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
- 2006-09-14
- Last updated
- 2015-05-28
Frequently asked questions
- What is Ellen Stepniewski's NPI number?
- Ellen Stepniewski's National Provider Identifier (NPI) is 1790881340, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ellen Stepniewski's specialty?
- Ellen Stepniewski is listed in the NPPES registry with a primary specialty of Pediatric Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ellen Stepniewski located?
- Ellen Stepniewski's practice location on file with NPPES is 314 S 11th Ave, Yakima, WA 98902-3212.
- What is Ellen Stepniewski's phone number?
- The practice phone number listed in the NPPES registry for Ellen Stepniewski is (509) 575-0114.
- Is Ellen Stepniewski's NPI active?
- Yes — Ellen Stepniewski's NPI (1790881340) is active in the NPPES registry as of the last update on 2015-05-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.