DR. CYNTHIA ANN SONNENBERG (AU.D.) – Audiologist, NPI 1801846050
Audiologist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
412 QUALIFIED AUDIOLOGIST in OH
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Provider Addresses for DR. CYNTHIA ANN SONNENBERG (AU.D.)
Old State Route 224, Ottawa, Ottawa Township, Putnam County, Ohio, 45875, United States
OTTAWA, OH 458759229
Phone:
Type: Mailing
1411, Scott Street, Napoleon, Napoleon Township, Henry County, Ohio, 43545, United States
SUITE B
NAPOLEON, OH 435451025
Phone: (419) 592-0338
Fax: (419) 592-0255
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2009-11-10
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20091110000282 | I | Qualified Audiologist | OH | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 92557 | Comprehensive hearing and speech recognition test | 35 | 35 | $0 |
| 92567 | Test to assess middle ear function | 34 | 34 | $0 |
| 92587 | Placement of ear probe for computerized measurement of sound with interpretation and report | 12 | 12 | $0 |
Insurance plans in this area (ZIP 45875)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| QUALIFIED AUDIOLOGIST | OH | 92567 | Eardrum testing using ear probe | 34 | 34 |
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