DR. BRENNAN REECE HARDING (MD) – Anesthesiology Physician, NPI 1225018724
Anesthesiology Physician
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Profile Insights
NPPES metrics only — not quality of care.
1,266 ANESTHESIOLOGY in WI
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Provider Addresses for DR. BRENNAN REECE HARDING (MD)
Marshfield Clinic Wausau Center, 2727, Plaza Drive, Stewart Avenue District, Wausau, Marathon County, Wisconsin, 54401, United States
WAUSAU, WI 544014129
Phone: (715) 847-3000
Type: Location
2727 Plaza Dr
Wausau, WI 544014129
Phone: (715) 847-3000
Type: Location
Marshfield Clinic Marshfield Center, 1000, North Oak Avenue, Marshfield, Wood County, Wisconsin, 54449, United States
MARSHFIELD, WI 544495703
Phone: (715) 847-3166
Type: Mailing
1000 N OAK AVE
MARSHFIELD, WI 544494129
Phone: (715) 387-5511
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.
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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: 2008-07-03
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 |
|---|---|---|---|---|
| I20080703000564 | I | Anesthesiology | WI | 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 |
|---|---|---|---|---|
| 00812 | Anesthesia for exam of colon using an endoscope | 25 | 25 | $0 |
| 00731 | Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 13 | 13 | $0 |
Insurance plans in this area (ZIP 54401)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | WI | |
| N E U R O L O G Y | NY | |
| Nurse Practitioner | WI | |
| Interventional Radiology, Diagnostic Radiology | WI | |
| - | WI | |
| P S Y C H I A T R Y | IL | |
| - | MI | |
| Internal Medicine | WI | |
| Nurse Practitioner | IL | |
| Cardiovascular Disease (Cardiology) | IL |
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