Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Matthew Graham Antony, D.D.S.
Dentist in Portland, OR · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1366456303
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Registry record
Entity type Individual (Type 1)
Name Dr. Matthew Graham Antony
Credential D.D.S.
Sex Male
Practice address 500 Ne Multnomah St, Suite 100, Portland, OR, 97232
Phone (505) 813-4970
Enumeration date Jul 27, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
DDS · Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees.
About the DDS 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.
Frequently asked questions
Where does Matthew Antony 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 Matthew Antony?
The National Provider Identifier (NPI) for Matthew Antony is 1366456303, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Laura Wozniak Clinical Social Worker · Portland, OR NPI 1487642047 Rebecca Stepaniak Pediatrics Physician · Portland, OR NPI 1891733028 Roxana Cooley Anesthesiology Physician · Portland, OR NPI 1992716849 Andrew Lum Internal Medicine Physician · Portland, OR NPI 1659384196 Robert Unitan Pulmonary Disease Physician · Portland, OR NPI 1780697243 Jeffrey Hulse Certified Registered Nurse Anesthetist · Portland, OR NPI 1184637548 Wiley Chan Internal Medicine Physician · Portland, OR NPI 1669588828 Don Prasnikar General Practice Dentistry · Portland, OR NPI 1699883215
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.