Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Killian Gerard Brennan, RPH
Pharmacist in Tempe, AZ · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1861800732
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Registry record
Entity type Individual (Type 1)
Name Killian Gerard Brennan
Credential RPH
Sex Male
Practice address 855 E Elliot Rd, Tempe, AZ, 85284
Phone (480) 456-3602
Enumeration date Jul 23, 2014
Last updated in NPPES Jul 23, 2014
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
What is the NPI number for Killian Brennan?
The National Provider Identifier (NPI) for Killian Brennan is 1861800732, a Type 1 (individual) record in the CMS NPPES registry.
Where does Killian Brennan practice?
The practice location on file with NPPES is in Tempe, AZ. 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 2014-07-23.