NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Hans Albert Quistorff, LMP

Specialist in Gig Harbor, WA · enumerated 2009.

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

National Provider Identifier

1659519775

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Registry record

Entity type Individual (Type 1)
Name Hans Albert Quistorff
Credential LMP
Sex Male
Practice address Gig Harbor, WA, 98329
Enumeration date Jan 27, 2009
Last updated in NPPES Jan 27, 2009

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

174400000X Specialist Other Service Providers · License MA OOOO8159 (WA) Primary

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

Is NPI 1659519775 active?
Yes, as of the latest NPPES snapshot, NPI 1659519775 is active (record last updated 2009-01-27).
How do I verify Hans Quistorff's NPI record?
Cross-check NPI 1659519775 against the official CMS registry at npiregistry.cms.hhs.gov. This page mirrors the same public NPPES data with a monthly snapshot.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-01-27.