MARILYN G HILDRETH – Audiologist, NPI 1114211448
Audiologist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
600 QUALIFIED AUDIOLOGIST in CA
Provider Addresses for MARILYN G HILDRETH
32 MEDICAL PARK DR
HELENA, MT 596014925
Phone: (406) 443-8838
Fax: (406) 443-6367
Type: Mailing
5912 BOLSA AVE
STE 201
HUNTINGTON BEACH, CA 926491146
Phone: (714) 898-5732
Fax: (714) 901-4058
Type: Mailing
16030 VENTURA BLVD STE 610
ENCINO, CA 914362751
Phone: (818) 789-0463
Type: Location
407 N Montana St
Dillon, MT 597253300
Phone: (406) 443-8838
Fax: (406) 443-6367
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: 2024-08-20
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20220331002153 | I | Qualified Audiologist | OR | TBD |
| I20240820000848 | I | Qualified Audiologist | MT | 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 | 92 | 92 | $0 |
| 92571 | Test to assess by hearing by examining the repetition of real words versus nonsense words | 19 | 19 | $0 |
| 92570 | Comprehensive hearing test | 15 | 15 | $0 |
Insurance plans in this area (ZIP 59601)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Qualified Audiologist | MI | |
| Qualified Audiologist | MT |
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