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Dan W. Reiff, PH.D.

NPI 1184779845ActiveIndividual· Nutritionist· Mercer Island, WA

Nutritionist (PH.D.) in Mercer Island, Washington, licensed in WA, with an NPI issued in January 2007.

Overview

NPI1184779845
StatusActive
Entity typeIndividual
CredentialPH.D.
Sole proprietorYes
NPI issuedJan 24, 2007
Last updated in NPPESSep 11, 2025

Specialties and licenses

TaxonomyCodeLicenseState
Nutritionist Primary133N00000XNU00000947WA
Counselor, Mental Health101YM0800XLH00009322WA

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Nov 10, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026No match—
New York OMIG · Nov 11, 2026No match—
Ohio Medicaid · Nov 11, 2026No match—
Pennsylvania Medicheck · Nov 11, 2026No match—
Washington HCA · Nov 11, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Not in the public enrollment file of Oct 1, 2026

Medicare sources and data years

Other Nutritionist providers in Mercer Island

All Nutritionist providers in Washington