Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Maggie Smith, HIS

Q: What is the NPI number for Maggie Smith?

The National Provider Identifier (NPI) for Maggie Smith is 1821877309, a Type 1 (individual) record in the CMS NPPES registry.

Hearing Instrument Specialist in Plainfield, IN · enumerated 2023.

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

National Provider Identifier

1821877309

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Registry record

Entity type Individual (Type 1)

Name Maggie Smith

Credential HIS

Sex Female

Practice address 2443 E Main St, Plainfield, IN, 46168

Phone (317) 839-4664

Enumeration date Sep 25, 2023

Last updated in NPPES Sep 25, 2023

Taxonomy & licenses

237700000X Hearing Instrument Specialist Speech, Language and Hearing Service Providers · License 17001587A (IN) 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 Maggie Smith practice?

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

What is the NPI number for Maggie Smith?

The National Provider Identifier (NPI) for Maggie Smith is 1821877309, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-09-25.