Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Aaron Halfpenny, DO

Anatomic Pathology & Clinical Pathology Physician in Portland, OR · enumerated 2011.

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

National Provider Identifier

1629368816

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Registry record

Entity type Individual (Type 1)

Name Aaron Halfpenny

Credential DO

Sex Male

Practice address 3181 Sw Sam Jackson Park Rd # L-471, Portland, OR, 97239

Phone (503) 494-6776

Enumeration date Apr 9, 2011

Last updated in NPPES May 10, 2019

Taxonomy & licenses

207ZP0102X Anatomic Pathology & Clinical Pathology Physician Allopathic & Osteopathic Physicians · License DO176400 (OR) Primary

DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO 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 Aaron Halfpenny?

The National Provider Identifier (NPI) for Aaron Halfpenny is 1629368816, a Type 1 (individual) record in the CMS NPPES registry.

Where does Aaron Halfpenny practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-05-10.