Andrew Diffenderfer, B.S. PSYCHOLOGY
NPI 1073949608 · Mental Health Counselor · Eugene, OR
Andrew Diffenderfer, B.S. PSYCHOLOGY is a Mental Health Counselor provider in Eugene, OR (NPI 1073949608).
Provider details
- NPI number
- 1073949608
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- B.S. PSYCHOLOGY
- Sex
- Male
- Sole proprietor
- Yes
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
12 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
- 2013-09-14
- Last updated
- 2013-09-14
Frequently asked questions
- What is Andrew Diffenderfer's NPI number?
- Andrew Diffenderfer's National Provider Identifier (NPI) is 1073949608, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Diffenderfer's specialty?
- Andrew Diffenderfer is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Andrew Diffenderfer located?
- Andrew Diffenderfer's practice location on file with NPPES is 499 W 4th Ave, Eugene, OR 97401-2505.
- What is Andrew Diffenderfer's phone number?
- The practice phone number listed in the NPPES registry for Andrew Diffenderfer is (541) 686-1262.
- Is Andrew Diffenderfer's NPI active?
- Yes — Andrew Diffenderfer's NPI (1073949608) is active in the NPPES registry as of the last update on 2013-09-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.