Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Cassiday Clara Thompson, PHARM.D.
Pharmacist in Hamburg, PA · enumerated 2023.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1649968504
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Registry record
Entity type Individual (Type 1)
Name Dr. Cassiday Clara Thompson
Credential PHARM.D.
Sex Female
Practice address 1800 Tilden Ridge Dr, Hamburg, PA, 19526
Phone (484) 668-4008
Enumeration date Apr 28, 2023
Last updated in NPPES Apr 28, 2023
Taxonomy & licenses
PHARMD · Doctor of Pharmacy: A licensed pharmacist with a professional doctorate in pharmacy.
About the PHARMD 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 Cassiday Thompson?
The National Provider Identifier (NPI) for Cassiday Thompson is 1649968504, a Type 1 (individual) record in the CMS NPPES registry.
Where does Cassiday Thompson practice?
The practice location on file with NPPES is in Hamburg, PA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Barbra Meehan Optometrist · Hamburg, PA NPI 1376861724 Meehan Eye Care and Associates, Inc. Optometrist · Hamburg, PA NPI 1467761015 Wal-Mart Stores East Lp Community/Retail Pharmacy · Hamburg, PA NPI 1922302181 Wal-Mart Stores East, Lp Eyewear Supplier · Hamburg, PA NPI 1265802730 Jody Geist Pharmacist · Hamburg, PA NPI 1376143628 Jennifer Killian Pharmacist · Hamburg, PA NPI 1053912147
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-04-28.