Linnea Singer
NPI 1538561766 · Addiction (Substance Use Disorder) Counselor · Portland, OR
Linnea Singer is a Addiction (Substance Use Disorder) Counselor provider in Portland, OR (NPI 1538561766).
Provider details
- NPI number
- 1538561766
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Mental Health Counselor101YM0800X
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
11 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2014-09-18
- Last updated
- 2017-05-03
Frequently asked questions
- What is Linnea Singer's NPI number?
- Linnea Singer's National Provider Identifier (NPI) is 1538561766, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Linnea Singer's specialty?
- Linnea Singer is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Linnea Singer located?
- Linnea Singer's practice location on file with NPPES is 1027 E Burnside St, Portland, OR 97214-1328.
- What is Linnea Singer's phone number?
- The practice phone number listed in the NPPES registry for Linnea Singer is (503) 239-8400.
- Is Linnea Singer's NPI active?
- Yes — Linnea Singer's NPI (1538561766) is active in the NPPES registry as of the last update on 2017-05-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.