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JOHN S HALSEY MD
NPI 1417944463
Internal Medicine - Gastroenterology in Mount Vernon, WA

Active since October 04, 2005
1400 E KINCAID ST, MOUNT VERNON, WA 98274(360) 428-2500(360) 428-6485 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About John S Halsey Md NPPES

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

JOHN S HALSEY MD (NPI 1417944463) is an individual gastroenterology provider in Mount Vernon, Washington, licensed in Washington (MD00013414) and active in the NPI registry since October 2005.

NPPES Registry Identity

NPI1417944463
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameJOHN S HALSEYCredential: MD
Location Address1400 E KINCAID STMount Vernon, WA 98274-4127
Mailing Address1400 E Kincaid StMount Vernon, WA 98274-4127 · (360) 428-2500 · Fax (360) 428-6485
Phone(360) 428-2500
Fax(360) 428-6485
Sole ProprietorYes
Enumeration DateOctober 4, 2005
Last NPPES UpdateJuly 8, 2007
✔ NPI 1417944463 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in WA · MD00013414
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
1400 E KINCAID ST, Mount Vernon, WA 98274
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Other Identifiers 2

Medicare UPINA08992
Medicaid8167306WA

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.

GREGORY WILLIAM MALLEK M.D.
Obstetrics & Gynecology
1400 E KINCAID ST
MOUNT VERNON, WA 98274
Skagit County (360) 428-2575
PUBLIC HOSPITAL DIST NO 1 SKAGIT
General Practice
1400 E KINCAID ST
MOUNT VERNON, WA 98274
Skagit County (360) 428-2500
SKAGIT VALLEY MEDICAL CENTER
Durable Medical Equipment & Medical Supplies
1400 E KINCAID ST
MOUNT VERNON, WA 98274
Skagit County (360) 428-2500
ERIN E CHARLES MD
Pediatrics
1400 E KINCAID ST
MOUNT VERNON, WA 98274
Skagit County (360) 428-2500
WILLIAM N HINDERSTEIN MD
Obstetrics & Gynecology
1400 E KINCAID ST
MOUNT VERNON, WA 98274
Skagit County (360) 428-2500
ANN D BARSHNEY ARNP
Nurse Practitioner
1400 E KINCAID ST
MOUNT VERNON, WA 98274
Skagit County (360) 428-2500
PATRICIA A FRANKLIN MD
Surgery
1400 E KINCAID ST
MOUNT VERNON, WA 98274
Skagit County (360) 428-2500
ERIC G POWELL DPM
Podiatrist (Foot & Ankle Surgery)
1400 E KINCAID ST
MOUNT VERNON, WA 98274
Skagit County (360) 848-4120

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 John Halsey's NPI number?

The NPI number for John Halsey is 1417944463. It was assigned to this individual provider in the NPPES registry on October 4, 2005.

Where is John Halsey located?

John Halsey practices at 1400 E Kincaid St, Mount Vernon, WA 98274. The listed phone number is (360) 428-2500.

What is John Halsey's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

When was this NPI record last updated?

The NPPES record for John Halsey was last updated on July 8, 2007. NPI Profile syncs with the weekly NPPES data releases published by CMS.