Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Greg Giesbrecht, M.S. QMHA

Social Worker in Mcminnville, OR · enumerated 2011.

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

National Provider Identifier

1588947105

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Registry record

Entity type Individual (Type 1)

Name Greg Giesbrecht

Credential M.S. QMHA

Sex Male

Practice address 420 Ne 5th St, Mcminnville, OR, 97128

Phone (503) 434-7462

Enumeration date Sep 20, 2011

Last updated in NPPES Apr 30, 2015

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social Service Providers 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.

Read the full guide → Validate an NPI →

Frequently asked questions

Where does Greg Giesbrecht practice?

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

What is the NPI number for Greg Giesbrecht?

The National Provider Identifier (NPI) for Greg Giesbrecht is 1588947105, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-04-30.