Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Shannon Michelle Mertens, PHARMD, RPH

Pharmacist in Woodinville, WA · enumerated 2018.

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

National Provider Identifier

1225511348

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Registry record

Entity type Individual (Type 1)

Name Shannon Michelle Mertens

Credential PHARMD, RPH

Sex Female

Practice address 19150 Ne Woodinville Duvall Rd, Woodinville, WA, 98077

Phone (425) 788-6658

Enumeration date Sep 13, 2018

Last updated in NPPES Sep 13, 2018

Taxonomy & licenses

183500000X Pharmacist Pharmacy Service Providers · License PH60871796 (WA) Primary

PHARMD · Doctor of Pharmacy: A licensed pharmacist with a professional doctorate in pharmacy. About the PHARMD credential

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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Shannon Mertens?

The National Provider Identifier (NPI) for Shannon Mertens is 1225511348, a Type 1 (individual) record in the CMS NPPES registry.

Where does Shannon Mertens practice?

The practice location on file with NPPES is in Woodinville, WA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-09-13.