GERARD L O'HALLORAN (MD) – Otolaryngology Physician, NPI 1184684839
Otolaryngology Physician
Main info
Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
273 OTOLARYNGOLOGY in MN
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Provider Addresses for GERARD L O'HALLORAN (MD)
Northwest 26th Street, Owatonna, Steele County, Minnesota, 55060, United States
OWATONNA, MN 550605503
Phone: (507) 451-1120
Fax: (507) 444-6287
Type: Mailing
134, Southview Street, Owatonna, Steele County, Minnesota, 55060, United States
OWATONNA, MN 550603241
Phone: (507) 451-1120
Fax: (507) 444-6287
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: 2004-09-27
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 |
|---|---|---|---|---|
| I20040927000597 | I | Otolaryngology | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 48 | 40 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 47 | 47 | $0 |
| 92557 | Comprehensive hearing and speech recognition test | 35 | 32 | $0 |
| 92567 | Test to assess middle ear function | 35 | 33 | $0 |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 20 | 18 | $0 |
Insurance plans in this area (ZIP 55060)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Certified Registered Nurse Anesthetist (Crna) | MN | |
| Addiction Medicine | MN | |
| Orthopedic Surgery | NE | |
| Certified Registered Nurse Anesthetist (Crna) | MN | |
| - | MN | |
| Orthopedic Surgery | MN | |
| Certified Registered Nurse Anesthetist (Crna) | KY | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MN | |
| Certified Nurse Midwife (Cnm) | MN | |
| Physician Assistant | MN |
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