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SENG-IAN GAN M.D.
NPI 1700833498
Internal Medicine - Gastroenterology in Seattle, WA

Active since May 28, 2006
1100 9TH AVE, SEATTLE, WA 98101(206) 223-6600 Get Directions Write a Review

NPPES record last updated: November 16, 2012. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Seng-ian Gan M.d. NPPES

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

SENG-IAN GAN M.D. (NPI 1700833498) is an individual gastroenterology provider in Seattle, Washington, licensed in Washington (MD60027255) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1700833498
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameSENG-IAN GANCredential: M.D.
Location Address1100 9TH AVESeattle, WA 98101-2756
Mailing Address1100 9th AveSeattle, WA 98101-2756 · (206) 515-5811
Phone(206) 223-6600
Sole ProprietorNo
Enumeration DateMay 28, 2006
Last NPPES UpdateNovember 16, 2012
✔ NPI 1700833498 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
Licenses✔ Licensed in WA · MD60027255✔ Licensed in MA · 222765
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.
1100 9TH AVE, Seattle, WA 98101
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Other Identifiers 5

Medicare PING8876269WA
OtherP00654475WA · Railroad Mc
Medicaid8527560WA
Other1700833498WA · Montana Dshs
Other8887632WA · Medicare - Snohomish Co

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.

JACLYN ANN SUBKOVIAK OT
Occupational Therapist
1100 9TH AVE
SEATTLE, WA 98101
King County (206) 341-0461
MARCIE G HUME PHARM.D.
Pharmacist
1100 9TH AVE, MS C3-PO
SEATTLE, WA 98101
King County (206) 223-6877
DR. VINAY GUPTA MD
Internal Medicine (Critical Care Medicine)
1100 9TH AVE
SEATTLE, WA 98101
King County (206) 223-6980
MARY JO BUKOVIC CCP
Contractor
1100 9TH AVE
SEATTLE, WA 98101
King County (206) 223-6600
PEGAH SAFAEIAN D.O.
Physical Medicine & Rehabilitation
1100 9TH AVE
SEATTLE, WA 98101
King County (206) 223-6600
MRS. GENEVIEVE HOUDET-COTE SLP
Speech-Language Pathologist
1100 9TH AVE, MS:H4-PMR
SEATTLE, WA 98101
King County (206) 341-0461
ROBERT DALE MCCLURE MD
Surgery
1100 9TH AVE
SEATTLE, WA 98101
King County (206) 223-6600
VIRGINIA MASON MEDICAL CENTER
Internal Medicine (Gastroenterology)
1100 9TH AVE
SEATTLE, WA 98101
King County (206) 223-6600

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 Seng-ian Gan's NPI number?

The NPI number for Seng-ian Gan is 1700833498. It was assigned to this individual provider in the NPPES registry on May 28, 2006.

Where is Seng-ian Gan located?

Seng-ian Gan practices at 1100 9th Ave, Seattle, WA 98101. The listed phone number is (206) 223-6600.

What is Seng-ian Gan'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 Seng-ian Gan was last updated on November 16, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.