STEPHEN L TARNOFF
NPI 1699810481
Family Medicine - Geriatric Medicine in Seattle, WA

Active since February 20, 2007
521 WALL ST, SEATTLE, WA 98121(206) 448-2370 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Stephen L Tarnoff NPPES

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

STEPHEN L TARNOFF (NPI 1699810481) is an individual geriatric medicine provider in Seattle, Washington, licensed in Washington (MD00017546) and active in the NPI registry since February 2007.

NPPES Registry Identity

NPI1699810481
Entity TypeIndividualMale
Primary Taxonomy207QG0300X
Provider Legal NameSTEPHEN L TARNOFF
Location Address521 WALL STSeattle, WA 98121-1524
Mailing AddressPo Box 34584Seattle, WA 98124-1584 · (509) 241-7349 · Fax (509) 241-7628
Sole ProprietorNo
Enumeration DateFebruary 20, 2007
Last NPPES UpdateSeptember 11, 2025
NPI 1699810481 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyFamily Medicine · Geriatric MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207QG0300X
License Licensed in WA · MD00017546
Definition

A family medicine physician with special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes, and the hospital.

Also ListedFamily MedicineTaxonomy 207Q00000X · License MD00017546 (WA)

Other Providers at the Same Location NPPES 9

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

Physician Assistant (Surgical)
521 WALL ST
SEATTLE, WA 98121
Registered Nurse
521 WALL ST
SEATTLE, WA 98121
Internal Medicine
521 WALL ST
SEATTLE, WA 98121
Family Medicine
521 WALL ST
SEATTLE, WA 98121
Family Medicine
521 WALL ST
SEATTLE, WA 98121
Family Medicine
521 WALL ST
SEATTLE, WA 98121
Internal Medicine (Medical Oncology)
521 WALL ST
SEATTLE, WA 98121
Physician Assistant
521 WALL ST
SEATTLE, WA 98121

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 Stephen Tarnoff's NPI number?

The NPI number for Stephen Tarnoff is 1699810481. It was assigned to this individual provider in the NPPES registry on February 20, 2007.

Where is Stephen Tarnoff located?

Stephen Tarnoff practices at 521 Wall St, Seattle, WA 98121. The listed phone number is (206) 448-2370.

What is Stephen Tarnoff's specialty?

The primary specialty registered for this NPI is Family Medicine, specializing in Geriatric Medicine, with taxonomy code 207QG0300X.

When was this NPI record last updated?

The NPPES record for Stephen Tarnoff was last updated on September 11, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.