Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Heather Christine Lowell Diaz, PA-C
Physician Assistant in Portland, OR · enumerated 2021.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1467120543
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Registry record
Entity type Individual (Type 1)
Name Heather Christine Lowell Diaz
Credential PA-C
Sex Female
Practice address 9155 Sw Barnes Rd Ste 532, Portland, OR, 97225
Phone (503) 488-2344
Fax (503) 488-2360
Enumeration date Sep 2, 2021
Last updated in NPPES Feb 26, 2026
Taxonomy & licenses
363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License PA206659 (OR) 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.
Frequently asked questions
Where does Heather Diaz practice?
The practice location on file with NPPES is in Portland, OR. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Heather Diaz?
The National Provider Identifier (NPI) for Heather Diaz is 1467120543, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-02-26.