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John Randall Mercier, M.D.

Emergency Medical Services (Emergency Medicine) Physician in Bellevue, WA · enumerated 2007.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1346393402

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Registry record

Entity type Individual (Type 1)
Name John Randall Mercier
Credential M.D.
Sex Male
Practice address 11511 Ne 10th St, Bellevue, WA, 98004
Phone (425) 502-3000
Enumeration date Jan 19, 2007
Last updated in NPPES Apr 27, 2021

Taxonomy & licenses

207PE0004X Emergency Medical Services (Emergency Medicine) Physician Allopathic & Osteopathic Physicians · License MD00018016 (WA) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
930037824 Other WA RAILROAD MEDICARE
8419301 Medicaid WA -

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for John Mercier?
The National Provider Identifier (NPI) for John Mercier is 1346393402, a Type 1 (individual) record in the CMS NPPES registry.
Where does John Mercier practice?
The practice location on file with NPPES is in Bellevue, WA. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-04-27.