WALTER G. LARSEN M.D.
NPI 1982670162
Specialist in Portland, OR

Q: What is Walter Larsen's NPI number?

The NPI number for Walter Larsen is 1982670162. It was assigned to this individual provider in the NPPES registry on February 27, 2006.

Q: What is Walter Larsen's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Q: When was this NPI record last updated?

The NPPES record for Walter Larsen was last updated on July 19, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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 February 27, 2006

1414 NW NORTHRUP ST, SUITE 600, PORTLAND, OR 97209(503) 223-3104(503) 223-4619 Get Directions Write a Review

NPPES record last updated: July 19, 2010. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Walter G. Larsen M.d. NPPES

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

WALTER G. LARSEN M.D. (NPI 1982670162) is an individual specialist in Portland, Oregon, licensed in Oregon (OR 6013) and active in the NPI registry since February 2006.

NPPES Registry Identity

NPI1982670162

Entity TypeIndividualMale

Primary Taxonomy174400000X

Provider Legal NameWALTER G. LARSENCredential: M.D.

Location Address1414 NW NORTHRUP ST, SUITE 600Portland, OR 97209-2798

Mailing Address1414 Nw Northrup St, Suite 600Portland, OR 97209-2798 · (503) 223-3104 · Fax (503) 223-4619

Phone(503) 223-3104

Fax(503) 223-4619

Sole ProprietorNo

Enumeration DateFebruary 27, 2006

Last NPPES UpdateJuly 19, 2010

✔ NPI 1982670162 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers

Taxonomy Code174400000X

License✔ Licensed in OR · OR 6013

Definition

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

1414 NW NORTHRUP ST, Portland, OR 97209

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Other Identifiers 2

Medicare UPINC93111OR

Medicare ID-Type Unspecified100478OR

Other Providers at the Same Location NPPES 2

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

MR. CORNELIUS DIAL RPH

Pharmacist

1414 NW NORTHRUP ST, SUITE 800
PORTLAND, OR 97209

Multnomah County (503) 414-5595

PORTLAND DERMATOLOGY CLINIC, LLP

Specialist

1414 NW NORTHRUP ST, SUITE 600
PORTLAND, OR 97209

Multnomah County (503) 223-3104

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 Walter Larsen's NPI number?

The NPI number for Walter Larsen is 1982670162. It was assigned to this individual provider in the NPPES registry on February 27, 2006.

Where is Walter Larsen located?

Walter Larsen practices at 1414 NW Northrup St Suite 600, Portland, OR 97209. The listed phone number is (503) 223-3104.

What is Walter Larsen's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

When was this NPI record last updated?

The NPPES record for Walter Larsen was last updated on July 19, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.