Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. David Cary Mcclenahan, DDS
Dentist in Libertyville, IL · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1952415903
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Registry record
Entity type Individual (Type 1)
Name Dr. David Cary Mcclenahan
Credential DDS
Sex Male
Practice address 755 South Milwaukee Avenue, Suite 120, Libertyville, IL, 60048
Phone (847) 362-6650
Fax (847) 362-7902
Enumeration date Aug 18, 2006
Last updated in NPPES Jul 9, 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
Where does David Mcclenahan practice?
The practice location on file with NPPES is in Libertyville, IL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for David Mcclenahan?
The National Provider Identifier (NPI) for David Mcclenahan is 1952415903, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-09.