Hearing Instrument Specialists in Saint Charles, MO
Browse 6 Hearing Instrument Specialist providers listed in NPPES with a practice address in Saint Charles, Missouri.
How Saint Charles compares with the U.S.
6 active Hearing Instrument Specialists list a practice address in Saint Charles, MO in the NPI registry.
With fewer than 10 clinicians, rates per 100,000 residents are not reliable enough to compare.
None of the Hearing Instrument Specialists in Saint Charles are listed in the CMS Medicare file.
These figures summarize public federal data. They do not measure quality of care, appointment availability, or whether a clinician accepts your insurance or new patients. Registry addresses can be out of date. Please confirm details directly with the office and your plan. This information is not medical advice.
Prepared by T-MedInfo from NPPES, CMS and U.S. Census Bureau data. Questions or corrections: support@true-medinfo.com · Methodology
Sources: Clinician counts and practice addresses: NPPES NPI Registry, Centers for Medicare & Medicaid Services (CMS), data as of August 2026.
Cindy M Barnett
Hearing Instrument Specialist
Brian Everett Barnhart , HIS
Hearing Instrument Specialist
Michael S Marino
Hearing Instrument Specialist
Anthony Massarella , BC- HIS
Hearing Instrument Specialist
Mary Opp , HIS
Hearing Instrument Specialist
Weston Mark Schad
Hearing Instrument Specialist
Frequently Asked Questions about Hearing Instrument Specialist in Saint Charles
Each practitioner profile shows the NUCC taxonomy code and any state license number the practitioner reported to NPPES, plus a link to the Missouri licensing board lookup. NPPES entries are self-reported; current license status is published only by the state board.
This list shows NPI records that are active in NPPES. A deactivated NPI keeps its profile with the deactivation date and practice history; find it with the site search by name or NPI number.