Willow Tree Case Management LLC
NPI 1851004147 · Case Manager/Care Coordinator · Portland, OR
Willow Tree Case Management LLC is a Case Manager/Care Coordinator organization in Portland, OR (NPI 1851004147).
Provider details
- NPI number
- 1851004147
- Entity type
- Organization
- Primary specialty
- Case Manager/Care CoordinatorOther Service Providers
- Organization subpart
- No
- Authorized official
- Steffanie Altenbern, Owner(503) 995-6351
Specialties & taxonomies
Other Service Providers
- Social Worker104100000X
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
- 2023-01-02
- Last updated
- 2025-07-14
- Certified
- 2025-07-14
Frequently asked questions
- What is Willow Tree Case Management LLC's NPI number?
- Willow Tree Case Management LLC's National Provider Identifier (NPI) is 1851004147, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Willow Tree Case Management LLC?
- Willow Tree Case Management LLC is classified in the NPPES registry as Case Manager/Care Coordinator (Other Service Providers).
- Where is Willow Tree Case Management LLC located?
- Willow Tree Case Management LLC's practice location on file with NPPES is 10175 Sw Barbur Blvd, Portland, OR 97219-5908.
- What is Willow Tree Case Management LLC's phone number?
- The practice phone number listed in the NPPES registry for Willow Tree Case Management LLC is (503) 995-6351.
- Who is the authorized official for Willow Tree Case Management LLC?
- The authorized official listed on Willow Tree Case Management LLC's NPPES record is Steffanie Altenbern, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Willow Tree Case Management LLC's NPI active?
- Yes — Willow Tree Case Management LLC's NPI (1851004147) is active in the NPPES registry as of the last update on 2025-07-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.