Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Larry Alden Sylva, D.D.S.,M.SC.D
Endodontics in Pinole, CA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1629297882
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Registry record
Entity type Individual (Type 1)
Name Dr. Larry Alden Sylva
Credential D.D.S.,M.SC.D
Sex Male
Practice address 1500 Tara Hills Dr Ste 206, Pinole, CA, 94564
Phone (510) 724-4900
Fax (510) 724-7417
Enumeration date Apr 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 Larry Sylva?
The National Provider Identifier (NPI) for Larry Sylva is 1629297882, a Type 1 (individual) record in the CMS NPPES registry.
Where does Larry Sylva practice?
The practice location on file with NPPES is in Pinole, 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 2007-07-08.