Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Alexander Ham, D.D.S
Dentist in Concord, CA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1821150582
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Registry record
Entity type Individual (Type 1)
Name Dr. Alexander Ham
Credential D.D.S
Sex Male
Practice address 2951 Salvio St, Concord, CA, 94519
Phone (925) 682-2000
Enumeration date Dec 15, 2006
Last updated in NPPES Jan 8, 2013
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 Alexander Ham?
The National Provider Identifier (NPI) for Alexander Ham is 1821150582, a Type 1 (individual) record in the CMS NPPES registry.
Where does Alexander Ham practice?
The practice location on file with NPPES is in Concord, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-01-08.