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DR. DUNCAN T. LANDRETH MD
NPI 1467497321
Internal Medicine - Cardiovascular Disease in Mount Vernon, WA

Active since June 17, 2006
307 S. 13TH STREET, SUITE 300, MOUNT VERNON, WA 98274(360) 336-9757(360) 336-2088 Get Directions Write a Review

NPPES record last updated: February 26, 2014. Verified against the NPPES registry weekly; last sync: September 06, 2026.

About Dr. Duncan T. Landreth Md NPPES

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

DR. DUNCAN T. LANDRETH MD (NPI 1467497321) is an individual cardiovascular disease provider in Mount Vernon, Washington, licensed in Washington (MD00020573) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1467497321
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameDR. DUNCAN T. LANDRETHCredential: MD
Location Address307 S. 13TH STREET, SUITE 300Mount Vernon, WA 98274-4109
Mailing Address1400 E Kincaid St, Skagit Regional Clinics, Attn: CredentialingMount Vernon, WA 98274-4127 · (360) 428-2500 · Fax (360) 428-6485
Phone(360) 336-9757
Fax(360) 336-2088
Sole ProprietorNo
Enumeration DateJune 17, 2006
Last NPPES UpdateFebruary 26, 2014
✔ NPI 1467497321 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License✔ Licensed in WA · MD00020573
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
307 S. 13TH STREET, SUITE 300, Mount Vernon, WA 98274
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Other Identifiers 4

Medicare UPINA08999WA
Medicare PING8892606WA
Other263566WA · Labor & Industries
Medicaid1467497321WA

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.

DR. BHRIGU R. PARMAR MD
Internal Medicine (Cardiovascular Disease)
307 S. 13TH STREET, SUITE 300
MOUNT VERNON, WA 98274
Skagit County (360) 336-9757
MRS. NINO BOISSONNEAULT PA-C
Physician Assistant
307 S. 13TH STREET, SUITE 300, SKAGIT REGIONAL CLINICS - CARDIOLOGY
MOUNT VERNON, WA 98274
Skagit County (360) 336-9757

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 Duncan Landreth's NPI number?

The NPI number for Duncan Landreth is 1467497321. It was assigned to this individual provider in the NPPES registry on June 17, 2006.

Where is Duncan Landreth located?

Duncan Landreth practices at 307 S. 13th Street, Suite 300, Mount Vernon, WA 98274. The listed phone number is (360) 336-9757.

What is Duncan Landreth's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

When was this NPI record last updated?

The NPPES record for Duncan Landreth was last updated on February 26, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.