Andrew Williamson
NPI 1922506690 · Mental Health Counselor · Eugene, OR
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew Williamson is a Mental Health Counselor provider in Eugene, OR (NPI 1922506690).
Provider details
- NPI number
- 1922506690
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
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
8 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
- 2018-01-29
- Last updated
- 2021-08-11
- Certified
- 2021-08-11
Frequently asked questions
- What is Andrew Williamson's NPI number?
- Andrew Williamson's National Provider Identifier (NPI) is 1922506690, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Williamson's specialty?
- Andrew Williamson is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Andrew Williamson located?
- Andrew Williamson's practice location on file with NPPES is 2411 Martin Luther King Jr Blvd, Eugene, OR 97401-5824.
- What is Andrew Williamson's phone number?
- The practice phone number listed in the NPPES registry for Andrew Williamson is (541) 682-3608.
- Does Andrew Williamson accept Medicare?
- Andrew Williamson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrew Williamson's NPI active?
- Yes — Andrew Williamson's NPI (1922506690) is active in the NPPES registry as of the last update on 2021-08-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.