John Westerfield, MD

Anesthesiology

Longview, WA

Specialty

Anesthesiology

Credential

NPI

1609850197

Affiliated Facility

Peacehealth Gastroenterology Endoscopy Center

1615 Delaware St, Longview, WA 98632

(360) 200-2247

Medicare92% Patient Rating

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Procedures & Specialty

John Westerfield specializes in Anesthesiology procedures performed in an outpatient ambulatory surgical setting.

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About this profile: Surgeon information is sourced from the CMS National Plan and Provider Enumeration System (NPPES) NPI Registry and reflects the practice address on file as of February 2026. Facility affiliation is based on matching practice address to CMS-certified ambulatory surgery center locations.