Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Michael Hamilton, DDS
Dentist in Carmichael, CA · enumerated 2016.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1821445537
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Registry record
Entity type Individual (Type 1)
Name Dr. Michael Hamilton
Credential DDS
Sex Male
Practice address 5225 Yorkville Pl, Carmichael, CA, 95608
Phone (916) 995-5351
Enumeration date May 23, 2016
Last updated in NPPES May 23, 2016
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 Michael Hamilton practice?
The practice location on file with NPPES is in Carmichael, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Michael Hamilton?
The National Provider Identifier (NPI) for Michael Hamilton is 1821445537, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-05-23.