Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Zachary Ronald Grunig, PA-C
Physician Assistant in Boise, ID · enumerated 2016.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1649625963
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Registry record
Entity type Individual (Type 1)
Name Zachary Ronald Grunig
Credential PA-C
Sex Male
Practice address 287 W Jefferson St, Boise, ID, 83702
Phone (208) 322-1680
Fax (208) 385-7708
Enumeration date Apr 25, 2016
Last updated in NPPES Nov 11, 2025
Taxonomy & licenses
363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License PA-2164 (ID) Primary
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 Zachary Grunig 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 Zachary Grunig?
The National Provider Identifier (NPI) for Zachary Grunig is 1649625963, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-11-11.