Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Daria Lucja Szymczyk, PA-C

Physician Assistant in Arlington Heights, IL · enumerated 2021.

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

National Provider Identifier

1619540762

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Registry record

Entity type Individual (Type 1)

Name Daria Lucja Szymczyk

Credential PA-C

Sex Female

Practice address Arlington Heights, IL, 60005

Phone (847) 618-9550

Fax (847) 618-9506

Enumeration date Jul 16, 2021

Last updated in NPPES Jun 26, 2026

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

363AS0400X Surgical Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 085008640 (IL) Secondary

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 085008640 (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

What is the NPI number for Daria Szymczyk?

The National Provider Identifier (NPI) for Daria Szymczyk is 1619540762, a Type 1 (individual) record in the CMS NPPES registry.

Where does Daria Szymczyk practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-06-26.