Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. William Helf Karp, DDS
Dentist in Manlius, NY · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1326118738
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Registry record
Entity type Individual (Type 1)
Name Dr. William Helf Karp
Credential DDS
Sex Male
Practice address 8179 Cazenovia Rd, Manlius, NY, 13104
Phone (315) 682-2386
Fax (315) 682-3914
Enumeration date Nov 9, 2006
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 William Karp?
The National Provider Identifier (NPI) for William Karp is 1326118738, a Type 1 (individual) record in the CMS NPPES registry.
Where does William Karp practice?
The practice location on file with NPPES is in Manlius, NY. 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.