Katherine Nelson-Armstrong, LMFT
NPI 1396265138 · Marriage & Family Therapist · Portland, OR
Katherine Nelson-Armstrong, LMFT is a Marriage & Family Therapist provider in Portland, OR (NPI 1396265138).
Provider details
- NPI number
- 1396265138
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- LMFT
- Sex
- Female
- Sole proprietor
- Yes
- License
- T2423 (OR)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
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
9 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
- 2017-06-22
- Last updated
- 2023-12-01
- Certified
- 2022-12-16
Frequently asked questions
- What is Katherine Nelson-Armstrong's NPI number?
- Katherine Nelson-Armstrong's National Provider Identifier (NPI) is 1396265138, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Nelson-Armstrong's specialty?
- Katherine Nelson-Armstrong is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Katherine Nelson-Armstrong located?
- Katherine Nelson-Armstrong's practice location on file with NPPES is 818 Nw 17th Ave Ste 8, Portland, OR 97209-2327.
- What is Katherine Nelson-Armstrong's phone number?
- The practice phone number listed in the NPPES registry for Katherine Nelson-Armstrong is (503) 583-7434.
- Is Katherine Nelson-Armstrong's NPI active?
- Yes — Katherine Nelson-Armstrong's NPI (1396265138) is active in the NPPES registry as of the last update on 2023-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.