Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Alyssa Zagajowski

Nurse Practitioner in Richton Park, IL · enumerated 2024.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1578303525

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Alyssa Zagajowski

Sex Female

Practice address 4801 Sauk Trl Unit B, Richton Park, IL, 60471

Phone (708) 773-1643

Enumeration date May 28, 2024

Last updated in NPPES Jun 1, 2024

Taxonomy & licenses

163W00000X Registered Nurse Nursing Service Providers · License 041463107 (IL) Secondary

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 209029795 (IL) 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.

Read the full guide → Validate an NPI →

Frequently asked questions

Where does Alyssa Zagajowski practice?

The practice location on file with NPPES is in Richton Park, IL. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Alyssa Zagajowski?

The National Provider Identifier (NPI) for Alyssa Zagajowski is 1578303525, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

Browse all →

Bianca Chatman Family Nurse Practitioner · Richton Park, IL NPI 1831653690

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-06-01.