Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Nancy Ann Congdon, AU.D.

Audiologist in Downers Grove, IL · enumerated 2005.

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

National Provider Identifier

1114917150

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Registry record

Entity type Individual (Type 1)

Name Dr. Nancy Ann Congdon

Credential AU.D.

Sex Female

Practice address 6800 Main St, #114, Downers Grove, IL, 60516

Phone (630) 963-6161

Fax (630) 963-6162

Enumeration date Oct 21, 2005

Last updated in NPPES Jul 8, 2007

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 Nancy Congdon?

The National Provider Identifier (NPI) for Nancy Congdon is 1114917150, a Type 1 (individual) record in the CMS NPPES registry.

Where does Nancy Congdon practice?

The practice location on file with NPPES is in Downers Grove, 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 2007-07-08.