Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
William Thompson IV
Pharmacist in Altoona, PA · enumerated 2018.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1659849438
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Registry record
Entity type Individual (Type 1)
Name William Thompson IV
Sex Male
Practice address 602 E Chestnut Ave, Altoona, PA, 16601
Phone (814) 944-6139
Enumeration date Nov 9, 2018
Last updated in NPPES Nov 9, 2018
Taxonomy & licenses
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 Thompson?
The National Provider Identifier (NPI) for William Thompson is 1659849438, a Type 1 (individual) record in the CMS NPPES registry.
Where does William Thompson practice?
The practice location on file with NPPES is in Altoona, PA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Thompson Enterprises, Inc. Community/Retail Pharmacy · Altoona, PA NPI 1003857228 Kristopher Henninger Pharmacist · Altoona, PA NPI 1912474214 Caitlyn Palazzi Pharmacist · Altoona, PA NPI 1205614278 Jessa Saive Pharmacist · Altoona, PA NPI 1962229492 Thompson Enterprises, Inc. Long Term Care Pharmacy · Altoona, PA NPI 1396532230 William Thompson Pharmacist · Altoona, PA NPI 1306706163
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-11-09.