Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. William Thomas Quackenbush III, RPH
Pharmacist in Windham, NY · enumerated 2010.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1194040717
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Registry record
Entity type Individual (Type 1)
Name Mr. William Thomas Quackenbush III
Credential RPH
Sex Male
Practice address Rte 296 & South St, Windham, NY, 12496
Phone (518) 734-3033
Enumeration date Apr 7, 2010
Last updated in NPPES Apr 7, 2010
Taxonomy & licenses
RPH · Registered Pharmacist: A licensed pharmacist registered with a state board of pharmacy.
About the RPH 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 William Quackenbush practice?
The practice location on file with NPPES is in Windham, NY. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for William Quackenbush?
The National Provider Identifier (NPI) for William Quackenbush is 1194040717, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-04-07.