Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Demet D Tunc, O.D.
Optometrist in Vienna, VA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1356552681
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Registry record
Entity type Individual (Type 1)
Name Dr. Demet D Tunc
Credential O.D.
Sex Female
Practice address 130 Park St Se Ste 300, Vienna, VA, 22180
Phone (202) 262-5865
Enumeration date May 25, 2007
Last updated in NPPES Nov 2, 2023
Taxonomy & licenses
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD 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 Demet Tunc practice?
The practice location on file with NPPES is in Vienna, VA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Demet Tunc?
The National Provider Identifier (NPI) for Demet Tunc is 1356552681, 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 2023-11-02.