NPI Portal NPI Lookup & Verification

Hearing Instrument Specialist in Saint Charles, MO

8 active Hearing Instrument Specialist providers practice in Saint Charles, Missouri according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.

Hearing Instrument Specialist providers in Saint Charles, MO
NPI Name Type Specialty Location
1548089204 Anthony Massarella Individual Hearing Instrument Specialist Saint Charles, MO
1639019680 Brian Barnhart Individual Hearing Instrument Specialist Saint Charles, MO
1699024471 Cindy Barnett Individual Hearing Instrument Specialist Saint Charles, MO
1467712844 Mary Opp Individual Hearing Instrument Specialist Saint Charles, MO
1275304412 Menm, LLC Organization Hearing Instrument Specialist Saint Charles, MO
1780933523 Michael Marino Individual Hearing Instrument Specialist Saint Charles, MO
1417384496 The Hearing Lab LLC Organization Hearing Instrument Specialist Saint Charles, MO
1891510970 Weston Schad Individual Hearing Instrument Specialist Saint Charles, MO

Frequently asked questions

How many Hearing Instrument Specialist providers are in Saint Charles, MO?
The latest NPPES snapshot lists 8 active Hearing Instrument Specialist providers with a practice address in Saint Charles, Missouri.
How do I check a Hearing Instrument Specialist provider's NPI in Saint Charles?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry — every profile links directly to the CMS record.

Source: CMS NPPES (public data). Snapshot 2026-07-11.