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DR. SUE MASTEN M.D.
NPI 1225377369
Internal Medicine in Seattle, WA

Active since February 09, 2013
3101 WESTERN AVE STE 600, SEATTLE, WA 98121(206) 696-4680(206) 937-2629 Get Directions Write a Review

NPPES record last updated: February 9, 2013. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Sue Masten M.d. NPPES

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

DR. SUE MASTEN M.D. (NPI 1225377369) is an individual internal medicine provider in Seattle, Washington, licensed in Washington (MD00027009) and active in the NPI registry since February 2013.

NPPES Registry Identity

NPI1225377369
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. SUE MASTENCredential: M.D.
Location Address3101 WESTERN AVE STE 600Seattle, WA 98121-3047
Mailing Address10453 Maplewood Pl SwSeattle, WA 98146-1076 · (206) 696-4680 · Fax (206) 937-2629
Phone(206) 696-4680
Fax(206) 937-2629
Sole ProprietorYes
Enumeration DateFebruary 9, 2013
✔ NPI 1225377369 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in WA · MD00027009
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
3101 WESTERN AVE STE 600, Seattle, WA 98121
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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 Sue Masten's NPI number?

The NPI number for Sue Masten is 1225377369. It was assigned to this individual provider in the NPPES registry on February 9, 2013.

Where is Sue Masten located?

Sue Masten practices at 3101 Western Ave Ste 600, Seattle, WA 98121. The listed phone number is (206) 696-4680.

What is Sue Masten's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Sue Masten was last updated on February 9, 2013. 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.