Quick answers
- Which hospitals does Brennan R. Harding work at?
- Medicare's official clinician data lists Brennan R. Harding at 1 hospital: Marshfield Medical Center - Weston. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Brennan R. Harding see patients?
- Medicare's clinician data lists 2 practice locations, including Marshfield, WI and Weston, WI. Call before your visit to confirm the address.
- What is Brennan R. Harding's specialty?
- Medicare lists Anesthesiology as the primary specialty.
- Does Brennan R. Harding accept Medicare assignment?
- Yes. Medicare's clinician data says Brennan R. Harding accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Brennan R. Harding?
- (715) 387-5511, as listed in official Medicare / NPI Registry data.
- What is Brennan R. Harding's NPI number?
- 1225018724. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Brennan R. Harding works
Medicare's Facility Affiliation Data lists Brennan R. Harding at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Marshfield Medical Center - WestonWeston, WI · Acute Care Hospital · CCN 520202
Practice locations
Addresses where Brennan R. Harding is enrolled with Medicare (CMS data updated 2026-10-02).
- 1000 N Oak AveMarshfield, WI 54449 (715) 387‑5511
- 3400 Ministry PkwyWeston, WI 54476 (715) 393‑1000
Group practices
Medicare enrollment lists Brennan R. Harding as a member of this group (CMS data updated 2026-10-02).
- MCHS Hospitals Inc1,197 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in Marshfield
Clinicians with the same Medicare primary specialty in Marshfield, WI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Tulane University School Of Medicine |
| Graduation year | 2001 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1225018724 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians