OrganizationActive
Providence Health & Services - Washington
NPI 1558512368 · Home Health Agency · Walla Walla, WA
Providence Health & Services - Washington is a Home Health Agency organization in Walla Walla, WA (NPI 1558512368).
Provider details
- NPI number
- 1558512368
- Entity type
- Organization
- Primary specialty
- Home Health AgencyAgencies
- Organization subpart
- No
- Authorized official
- Donald Anderson, Assistant Secretary of Enrollments(425) 358-9786
- License
- IS446 (WA)
Specialties & taxonomies
Agencies
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 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
380 Chase Ave
Walla Walla, WA 99362-2924
Phone: (509) 897-8600
Street-level locationGet directions
Mailing address
Po Box 84812
Seattle, WA 98124-6112
Other names (DBA / former)
- Other name
- Providence St Mary Home Health
- Other name
- Providence St Mary Home Health
Additional practice locations (1)
- 209 W Poplar StWalla Walla, WA 99362Phone: (509) 897-8600Fax: (509) 897-5872
Registry dates
- Enumerated
- 2008-10-10
- Last updated
- 2025-05-07
- Certified
- 2025-05-07
Frequently asked questions
- What is Providence Health & Services - Washington's NPI number?
- Providence Health & Services - Washington's National Provider Identifier (NPI) is 1558512368, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Providence Health & Services - Washington?
- Providence Health & Services - Washington is classified in the NPPES registry as Home Health Agency (Agencies).
- Where is Providence Health & Services - Washington located?
- Providence Health & Services - Washington's practice location on file with NPPES is 380 Chase Ave, Walla Walla, WA 99362-2924.
- What is Providence Health & Services - Washington's phone number?
- The practice phone number listed in the NPPES registry for Providence Health & Services - Washington is (509) 897-8600.
- Who is the authorized official for Providence Health & Services - Washington?
- The authorized official listed on Providence Health & Services - Washington's NPPES record is Donald Anderson, Assistant Secretary of Enrollments. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Providence Health & Services - Washington's NPI active?
- Yes — Providence Health & Services - Washington's NPI (1558512368) is active in the NPPES registry as of the last update on 2025-05-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.