Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Erin Marie Heniff, AU.D.

Q: What is the NPI number for Erin Heniff?

The National Provider Identifier (NPI) for Erin Heniff is 1447041264, a Type 1 (individual) record in the CMS NPPES registry.

Audiologist in Winfield, IL · enumerated 2025.

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

National Provider Identifier

1447041264

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Registry record

Entity type Individual (Type 1)

Name Dr. Erin Marie Heniff

Credential AU.D.

Sex Female

Practice address 25 N Winfield Rd Ste 519, Winfield, IL, 60190

Phone (630) 938-6161

Fax (630) 938-6186

Enumeration date May 13, 2025

Last updated in NPPES Jun 17, 2025

Taxonomy & licenses

231H00000X Audiologist Speech, Language and Hearing Service Providers Primary

AUD · Doctor of Audiology: A licensed audiologist diagnosing and treating hearing and balance disorders. About the AUD 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

What is the NPI number for Erin Heniff?

The National Provider Identifier (NPI) for Erin Heniff is 1447041264, a Type 1 (individual) record in the CMS NPPES registry.

Where does Erin Heniff practice?

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

Other providers at this practice address

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Erin Sands Physician Assistant · Winfield, IL NPI 1689005977 Anna Lillie Physician Assistant · Winfield, IL NPI 1407255540 Tyler Cebulko Otolaryngology Physician · Winfield, IL NPI 1174987242 Jennifer Rosenwasser Audiologist · Winfield, IL NPI 1912472762 Michael Fratina Physician Assistant · Winfield, IL NPI 1770119760 Caleb Mrozinsky Physician Assistant · Winfield, IL NPI 1669000618 Patrick Costello Physician Assistant · Winfield, IL NPI 1861117038

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-06-17.