Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Benjamin Walker Pennock
Psychiatry Physician in Boise, ID · enumerated 2025.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1720874555
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Registry record
Entity type Individual (Type 1)
Name Benjamin Walker Pennock
Sex Male
Practice address 500 W Fort St, Boise, ID, 83702
Phone (208) 422-1000
Enumeration date Apr 17, 2025
Last updated in NPPES May 15, 2025
Taxonomy & licenses
390200000X Student in an Organized Health Care Education/Training Program Student, Health Care Secondary
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 Benjamin Pennock practice?
The practice location on file with NPPES is in Boise, ID. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Benjamin Pennock?
The National Provider Identifier (NPI) for Benjamin Pennock is 1720874555, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Sandra Jue Pharmacist · Boise, ID NPI 1063411007 Ernest Perkins Pharmacist · Boise, ID NPI 1841282977 Paul Black Pharmacotherapy Pharmacist · Boise, ID NPI 1174515399 Eileen Twomey Pharmacist · Boise, ID NPI 1831181155 Mark Mcconnell Critical Care Medicine (Internal Medicine) Physician · Boise, ID NPI 1477546208 Janna Snyder Audiologist · Boise, ID NPI 1487648168 David Garrabrandt Pharmacist · Boise, ID NPI 1982691788 Jennifer Feirstein Medical Physician Assistant · Boise, ID NPI 1073599106
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-05-15.