Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Lauren Taylor Callaghan, MD

Surgery Physician in Seattle, WA · enumerated 2024.

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

National Provider Identifier

1699528018

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Registry record

Entity type Individual (Type 1)

Name Lauren Taylor Callaghan

Credential MD

Sex Female

Practice address 1959 Ne Pacific St Box #356410, Seattle, WA, 98195

Phone (206) 543-3654

Enumeration date Apr 8, 2024

Last updated in NPPES Jun 13, 2025

Taxonomy & licenses

208600000X Surgery Physician Allopathic & Osteopathic Physicians · License ML61680878 (WA) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD 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 Lauren Callaghan?

The National Provider Identifier (NPI) for Lauren Callaghan is 1699528018, a Type 1 (individual) record in the CMS NPPES registry.

Where does Lauren Callaghan practice?

The practice location on file with NPPES is in Seattle, 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 2025-06-13.