1. Home
  2. Directory
  3. Washington
  4. Seattle
  5. Internal Medicine
  6. NPI Profile

PUGET SOUND GASTROENTEROLOGY, PLLC
NPI 1649212606
Internal Medicine - Gastroenterology in Seattle, WA

Active since June 12, 2006
11027 MERIDIAN AVE N, SUITE 100, SEATTLE, WA 98133(206) 365-4492(206) 368-3456 Get Directions Write a Review

NPPES record last updated: May 16, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: May 16, 2025, Feb 13, 2025, Dec 12, 2019 (3 updates tracked since 2019).

About Puget Sound Gastroenterology, Pllc NPPES

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

PUGET SOUND GASTROENTEROLOGY, PLLC (NPI 1649212606), doing business as Seattle Gastroenterology Associates, is a healthcare organization registered as a gastroenterology in Seattle, Washington and active in the NPI registry since June 2006. The organization lists Alan Oliver, Ceo, as its authorized official.

NPPES Registry Identity

NPI1649212606
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NamePUGET SOUND GASTROENTEROLOGY, PLLC
Location Address11027 MERIDIAN AVE N, SUITE 100Seattle, WA 98133-1705
Mailing AddressPo Box 34888Seattle, WA 98124-1888 · (425) 977-4620 · Fax (425) 745-9836
Phone(206) 365-4492
Fax(206) 368-3456
Organization SubpartNo
Authorized OfficialAlan OliverCeo · (786) 530-3820
Enumeration DateJune 12, 2006
Last NPPES UpdateMay 16, 20253 updates tracked since enumeration
NPPES CertifiedMay 16, 2025
✔ NPI 1649212606 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
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.
Also ListedClinical Medical LaboratoryTaxonomy 291U00000X · License 600388519 (WA)
11027 MERIDIAN AVE N, Seattle, WA 98133
Open in Google Maps ↗

Other Names 1

Doing Business AsSeattle Gastroenterology Associates

Other Identifiers 2

Medicaid1045049WA
Other0031330WA · Labor And Industries

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Premera Blue Cross Blue Shield of Alaska.Insurance ›

Other Providers at the Same Location NPPES 7

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

DR. WATARU TAMURA MD
Internal Medicine (Gastroenterology)
11027 MERIDIAN AVE N, SUITE 100
SEATTLE, WA 98133
King County (206) 365-4492
STEVEN THOMAS LEWIS MD
Internal Medicine (Gastroenterology)
11027 MERIDIAN AVE N, SUITE 100
SEATTLE, WA 98133
King County (206) 365-4492
ALEXANDRA E READ MD
Internal Medicine (Gastroenterology)
11027 MERIDIAN AVE N, SUITE 100
SEATTLE, WA 98133
King County (206) 365-4492
RICHARD W TOBIN MD
Internal Medicine (Gastroenterology)
11027 MERIDIAN AVE N, SUITE 100
SEATTLE, WA 98133
King County (206) 365-4492
PUGET SOUND GASTROENTEROLOGY, PLLC
Clinic/Center (Ambulatory Surgical)
11027 MERIDIAN AVE N, SUITE 100
SEATTLE, WA 98133
King County (206) 365-4492
STEVEN J WEGLEY MD
Internal Medicine (Gastroenterology)
11027 MERIDIAN AVE N, SUITE 100
SEATTLE, WA 98133
King County (206) 365-4492
DARIK TANIGUCHI M.D.
Internal Medicine (Gastroenterology)
11027 MERIDIAN AVE N, SUITE 100
SEATTLE, WA 98133
King County (206) 365-4492

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 Puget Sound Gastroenterology, PLLC's NPI number?

The NPI number for Puget Sound Gastroenterology, PLLC is 1649212606. It was assigned to this organization in the NPPES registry on June 12, 2006. The provider is doing business as Seattle Gastroenterology Associates.

Where is Puget Sound Gastroenterology, PLLC located?

Puget Sound Gastroenterology, PLLC is located at 11027 Meridian Ave N Suite 100, Seattle, WA 98133. The listed phone number is (206) 365-4492.

What is Puget Sound Gastroenterology, PLLC's specialty?

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

What insurance does Puget Sound Gastroenterology, PLLC accept?

Health plans from Premera Blue Cross Blue Shield of Alaska list Puget Sound Gastroenterology, PLLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Puget Sound Gastroenterology, PLLC was last updated on May 16, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.