Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Tong-Yen Huang, D.D.S.
Endodontics in Mc Lean, VA · enumerated 2009.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1689807471
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Tong-Yen Huang
Credential D.D.S.
Sex Female
Practice address 1313 Dolley Madison Blvd, Suite 307, Mc Lean, VA, 22101
Phone (703) 847-0989
Fax (703) 847-2681
Enumeration date Aug 27, 2009
Last updated in NPPES Aug 27, 2009
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 Tong-Yen Huang practice?
The practice location on file with NPPES is in Mc Lean, VA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Tong-Yen Huang?
The National Provider Identifier (NPI) for Tong-Yen Huang is 1689807471, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Northwest Internists LLC Internal Medicine Physician · Mc Lean, VA NPI 1770536724 Linz Audain, MD, LLC Internal Medicine Physician · Mclean, VA NPI 1972538502 Bruce Lessin Internal Medicine Physician · Mclean, VA NPI 1003973165 Bradley Wiltbank Oral and Maxillofacial Surgery (Dentist) · Mc Lean, VA NPI 1245438324 Edward Chun Endodontics · Mc Lean, VA NPI 1558536326 Van Le General Practice Dentistry · Mc Lean, VA NPI 1104083310 John Dewinkler General Practice Dentistry · Mc Lean, VA NPI 1639336852 Bruce E Lessin M D P C Internal Medicine Physician · Mc Lean, VA NPI 1194091744
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-08-27.