Mark Thomas Hattenhauer, MD

Cardiovascular Disease

Longview, WA

Specialty

Cardiovascular Disease

Credential

NPI

1295740702

Affiliated Facility

Peacehealth Gastroenterology Endoscopy Center

1615 Delaware St, Longview, WA 98632

(360) 200-2247

Medicare92% Patient Rating

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Procedures & Specialty

Mark Thomas Hattenhauer specializes in Cardiovascular Disease 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.