Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Jeffrey Michael Sindelar, D.D.S.
Dentist in Naperville, IL · enumerated 2013.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1831534114
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Registry record
Entity type Individual (Type 1)
Name Dr. Jeffrey Michael Sindelar
Credential D.D.S.
Sex Male
Practice address 567 S Washington St, Naperville, IL, 60540
Phone (630) 355-2625
Enumeration date May 1, 2013
Last updated in NPPES Jul 19, 2014
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 Jeffrey Sindelar?
The National Provider Identifier (NPI) for Jeffrey Sindelar is 1831534114, a Type 1 (individual) record in the CMS NPPES registry.
Where does Jeffrey Sindelar practice?
The practice location on file with NPPES is in Naperville, IL. 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 2014-07-19.