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ANDREW JOSEPH DIFFENDERFER B.S. PSYCHOLOGY
NPI 1073949608
Counselor - Mental Health in Eugene, OR

Active since September 14, 2013
499 W 4TH AVE, EUGENE, OR 97401(541) 686-1262 Get Directions Write a Review

NPPES record last updated: September 14, 2013. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Andrew Joseph Diffenderfer B.s. Psychology NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ANDREW JOSEPH DIFFENDERFER B.S. PSYCHOLOGY (NPI 1073949608) is an individual mental health provider in Eugene, Oregon and active in the NPI registry since September 2013.

NPPES Registry Identity

NPI1073949608
Entity TypeIndividualMale
Primary Taxonomy101YM0800X
Provider Legal NameANDREW JOSEPH DIFFENDERFERCredential: B.S. PSYCHOLOGY
Location Address499 W 4TH AVEEugene, OR 97401-2505
Mailing Address4300 Goodpasture Loop Apt 66Eugene, OR 97401-1417 · (541) 844-8771
Phone(541) 686-1262
Sole ProprietorYes
Enumeration DateSeptember 14, 2013
✔ NPI 1073949608 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
499 W 4TH AVE, Eugene, OR 97401
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

THERESE KOENIG REED R.N., N.H.A.
Counselor (Mental Health)
499 W 4TH AVE
EUGENE, OR 97401
Lane County (541) 686-1262
COREY KIYABU
Counselor (Mental Health)
499 W 4TH AVE
EUGENE, OR 97401
Lane County (541) 686-1262
ANDREW HAGEN
Counselor (Mental Health)
499 W 4TH AVE
EUGENE, OR 97401
Lane County (541) 686-1262
ALEX A. GEISLER
Counselor (Mental Health)
499 W 4TH AVE
EUGENE, OR 97401
Lane County (541) 686-1262
TANIA PREDOVIC
Counselor (Mental Health)
499 W 4TH AVE
EUGENE, OR 97401
Lane County (541) 686-1262
FREDERICK SCOTT MONINGER
Peer Specialist
499 W 4TH AVE
EUGENE, OR 97401
Lane County (541) 686-1262
KELLI JOEL RAY
Peer Specialist
499 W 4TH AVE
EUGENE, OR 97401
Lane County (541) 686-1262
JEANNINE REVOE VASILIE
Counselor (Mental Health)
499 W 4TH AVE
EUGENE, OR 97401
Lane County (541) 686-1262

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Andrew Diffenderfer's NPI number?

The NPI number for Andrew Diffenderfer is 1073949608. It was assigned to this individual provider in the NPPES registry on September 14, 2013.

Where is Andrew Diffenderfer located?

Andrew Diffenderfer practices at 499 W 4th Ave, Eugene, OR 97401. The listed phone number is (541) 686-1262.

What is Andrew Diffenderfer's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for Andrew Diffenderfer was last updated on September 14, 2013. NPI Profile syncs with the weekly NPPES data releases published by CMS.