Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Alyssa Irwin
Registered Nurse in Johnstown, PA · enumerated 2016.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1992247951
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Registry record
Entity type Individual (Type 1)
Name Alyssa Irwin
Sex Female
Practice address 401 Broad St, Johnstown, PA, 15906
Phone (814) 535-6000
Enumeration date Nov 8, 2016
Last updated in NPPES Nov 8, 2016
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
Where does Alyssa Irwin practice?
The practice location on file with NPPES is in Johnstown, PA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Alyssa Irwin?
The National Provider Identifier (NPI) for Alyssa Irwin is 1992247951, 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 2016-11-08.