Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. David Hwang, DDS, MSD
Endodontics in Arcadia, CA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1255496774
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Registry record
Entity type Individual (Type 1)
Name Dr. David Hwang
Credential DDS, MSD
Sex Male
Practice address 1245 W Huntington Dr Ste 207, Arcadia, CA, 91007
Phone (626) 793-7338
Enumeration date Dec 26, 2006
Last updated in NPPES Nov 15, 2021
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
What is the NPI number for David Hwang?
The National Provider Identifier (NPI) for David Hwang is 1255496774, a Type 1 (individual) record in the CMS NPPES registry.
Where does David Hwang practice?
The practice location on file with NPPES is in Arcadia, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-11-15.