DR. NEFF RUSSELL BREEN M.D.
NPI 1881795300
Psychiatry & Neurology - Psychiatry in Portland, OR

Q: What is Neff Breen's NPI number?

The NPI number for Neff Breen is 1881795300. It was assigned to this individual provider in the NPPES registry on September 26, 2006.

Q: What is Neff Breen's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Q: When was this NPI record last updated?

The NPPES record for Neff Breen was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since September 26, 2006

3550 N INTERSTATE AVE, DEPARTMENT OF PSYCHIATRY, PORTLAND, OR 97227(503) 331-5216 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. Neff Russell Breen M.d. NPPES

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

DR. NEFF RUSSELL BREEN M.D. (NPI 1881795300) is an individual psychiatry provider in Portland, Oregon, licensed in Oregon (MD24938) and active in the NPI registry since September 2006.

NPPES Registry Identity

NPI1881795300

Entity TypeIndividualMale

Primary Taxonomy2084P0800X

Provider Legal NameDR. NEFF RUSSELL BREENCredential: M.D.

Location Address3550 N INTERSTATE AVE, DEPARTMENT OF PSYCHIATRYPortland, OR 97227-1196

Mailing Address3550 N Interstate Ave, Department Of PsychiatryPortland, OR 97227-1196 · (503) 331-5216

Phone(503) 331-5216

Sole ProprietorYes

Enumeration DateSeptember 26, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1881795300 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0800X

License✔ Licensed in OR · MD24938

Definition

A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

3550 N INTERSTATE AVE, Portland, OR 97227

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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.

JAMES PAUL BRYANT LCSW, CADC 3

Counselor

3550 N INTERSTATE AVE
PORTLAND, OR 97227

Multnomah County (503) 964-0000

ALISON D. ARMOUR PSYD

Psychologist (Clinical)

3550 N INTERSTATE AVE
PORTLAND, OR 97227

Multnomah County (503) 813-2000

MS. JESSICA A DUDLEY FNP

Nurse Practitioner (Family)

3550 N INTERSTATE AVE
PORTLAND, OR 97227

Multnomah County (503) 746-1575

DANAYA LEE HALL SWHNP

Nurse Practitioner

3550 N INTERSTATE AVE
PORTLAND, OR 97227

Multnomah County (800) 813-2000

MS. JANET LEE MUCKRIDGE RD LD

Dietitian, Registered

3550 N INTERSTATE AVE, NUTRITION DEPARTMENT EAST INTERSTATE
PORTLAND, OR 97227

Multnomah County (503) 286-6871

KAISER FOUNDATION HEALTH PLAN OF THE NORTHWEST

Pharmacy (Managed Care Organization Pharmacy)

3550 N INTERSTATE AVE
PORTLAND, OR 97227

Multnomah County (866) 279-6122

COURTNEY JOHNSON LCSW

Social Worker (Clinical)

3550 N INTERSTATE AVE
PORTLAND, OR 97227

Multnomah County (800) 813-2000

CHIA NENG VANG RPH

Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)

3550 N INTERSTATE AVE
PORTLAND, OR 97227

Multnomah County (866) 279-6122

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 Neff Breen's NPI number?

The NPI number for Neff Breen is 1881795300. It was assigned to this individual provider in the NPPES registry on September 26, 2006.

Where is Neff Breen located?

Neff Breen practices at 3550 N Interstate Ave Department Of Psychiatry, Portland, OR 97227. The listed phone number is (503) 331-5216.

What is Neff Breen's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

When was this NPI record last updated?

The NPPES record for Neff Breen was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.