Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. A Sidney Lyons, DMD
Periodontics in Quakertown, PA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1265575492
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Registry record
Entity type Individual (Type 1)
Name Dr. A Sidney Lyons
Credential DMD
Sex Male
Practice address 416 W Broad St, Quakertown, PA, 18951
Phone (215) 538-9505
Fax (215) 538-5246
Enumeration date Feb 15, 2007
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
DMD · Doctor of Medicine in Dentistry: A licensed dentist; DMD and DDS are equivalent dental degrees.
About the DMD 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 A Lyons?
The National Provider Identifier (NPI) for A Lyons is 1265575492, a Type 1 (individual) record in the CMS NPPES registry.
Where does A Lyons practice?
The practice location on file with NPPES is in Quakertown, PA. 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.