Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. MARK TIMOTHY EILERS D.M.D.
NPI 1811983190
Dentist - General Practice in Portland, OR

Active since September 22, 2005
1724 NE 42ND AVE, PORTLAND, OR 97213(503) 281-8110(503) 284-8963 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Mark Timothy Eilers D.m.d. NPPES

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

DR. MARK TIMOTHY EILERS D.M.D. (NPI 1811983190) is an individual general practice provider in Portland, Oregon, licensed in Oregon (8604) and active in the NPI registry since September 2005.

NPPES Registry Identity

NPI1811983190
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. MARK TIMOTHY EILERSCredential: D.M.D.
Location Address1724 NE 42ND AVEPortland, OR 97213-1527
Mailing Address5303 Ne Wistaria DrPortland, OR 97213-2560
Fax(503) 284-8963
Sole ProprietorNo
Enumeration DateSeptember 22, 2005
Last NPPES UpdateJuly 13, 2026
NPI 1811983190 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License Licensed in OR · 8604
Definition

A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

1724 NE 42ND AVE, Portland, OR 97213

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.

Naturopath
1724 NE 42ND AVE
PORTLAND, OR 97213
Acupuncturist
1724 NE 42ND AVE
PORTLAND, OR 97213

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 Mark Eilers's NPI number?

The NPI number for Mark Eilers is 1811983190. It was assigned to this individual provider in the NPPES registry on September 22, 2005.

Where is Mark Eilers located?

Mark Eilers practices at 1724 NE 42nd Ave, Portland, OR 97213. The listed phone number is (503) 281-8110.

What is Mark Eilers's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

When was this NPI record last updated?

The NPPES record for Mark Eilers was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.