STUART G. TREMBATH (MA) – Audiologist, NPI 1083798508
Audiologist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for STUART G. TREMBATH (MA)
250, South Crescent Drive, Mason City, Cerro Gordo County, Iowa, 50401, United States
MASON CITY, IA 504012926
Phone: (641) 422-6424
Fax: (641) 421-2556
Mailing address matches the actual address.
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: 2015-02-14
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 |
|---|---|---|---|---|
| I20150214000040 | I | Qualified Audiologist | MN | 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 | 150 | 145 | $0 |
| 92567 | Test to assess middle ear function | 56 | 56 | $0 |
Insurance plans in this area (ZIP 50401)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Qualified Audiologist | IA | |
| Qualified Audiologist | MN | |
| Qualified Audiologist | WA | |
| - | IA | |
| Qualified Audiologist | IL | |
| Qualified Audiologist | IA |
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