Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ronald Eugene Semelsberger, DDS
Dentist in Canyon Country, CA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1629289012
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Registry record
Entity type Individual (Type 1)
Name Ronald Eugene Semelsberger
Credential DDS
Sex Male
Practice address 27552 Sierra Highway, Canyon Country, CA, 91351
Phone (661) 252-3533
Fax (661) 252-2022
Enumeration date May 25, 2007
Last updated in NPPES Jul 8, 2007
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 Ronald Semelsberger?
The National Provider Identifier (NPI) for Ronald Semelsberger is 1629289012, a Type 1 (individual) record in the CMS NPPES registry.
Where does Ronald Semelsberger practice?
The practice location on file with NPPES is in Canyon Country, 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 2007-07-08.