OrganizationActive
Greenridge Estates Operating LLC
NPI 1558987768 · Assisted Living Facility · Lake Oswego, OR
Provider details
- NPI number
- 1558987768
- Entity type
- Organization
- Primary specialty
- Assisted Living FacilityNursing & Custodial Care Facilities
- Organization subpart
- No
- Authorized official
- Winston Tonack, Owner(503) 550-7170
Specialties & taxonomies
Nursing & Custodial Care Facilities
Profile Score
Established profile(64/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
4 Greenridge Dr
Lake Oswego, OR 97035-1400
Phone: (503) 635-8818
Street-level locationGet directions
Mailing address
4 Greenridge Dr
Lake Oswego, OR 97035-1400
Registry dates
- Enumerated
- 2020-06-23
- Last updated
- 2020-06-23
- Certified
- 2020-06-23
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.