Quick answers
- Where does Cynthia Sonnenberg see patients?
- Medicare's clinician data lists 1 practice location in Napoleon, OH. Call before your visit to confirm the address.
- What is Cynthia Sonnenberg's specialty?
- Medicare lists Qualified Audiologist as the primary specialty.
- Does Cynthia Sonnenberg accept Medicare assignment?
- Medicare's clinician data says Cynthia Sonnenberg may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Cynthia Sonnenberg?
- (419) 592-0338, as listed in official Medicare / NPI Registry data.
- What is Cynthia Sonnenberg's NPI number?
- 1801846050. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Cynthia Sonnenberg is enrolled with Medicare (CMS data updated 2026-10-02).
- 1330 Scott St, Suite ANapoleon, OH 43545 (419) 592‑0338
Specialties
- Qualified Audiologistprimary
Other audiologists in Ohio
Clinicians with the same Medicare primary specialty in Ohio — not a recommendation.
Clinician information
| Credential | AU |
|---|---|
| Graduation year | 2006 |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1801846050 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians