Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dana Tiggelaar, APRN

Nurse Practitioner in Oak Lawn, IL · enumerated 2024.

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

National Provider Identifier

1194583153

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Registry record

Entity type Individual (Type 1)

Name Dana Tiggelaar

Credential APRN

Sex Female

Practice address 4440 W 95th St Ste 183, Oak Lawn, IL, 60453

Phone (708) 684-4393

Enumeration date Mar 13, 2024

Last updated in NPPES Jan 17, 2025

Taxonomy & licenses

163W00000X Registered Nurse Nursing Service Providers · License 041446757 (IL) Secondary

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 209-029869 (IL) Primary

APRN · Advanced Practice Registered Nurse: An umbrella credential covering NPs, CRNAs, CNMs, and clinical nurse specialists. About the APRN credential

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 Dana Tiggelaar practice?

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

What is the NPI number for Dana Tiggelaar?

The National Provider Identifier (NPI) for Dana Tiggelaar is 1194583153, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-01-17.