Quick answers
- Which hospitals does Amy L. Brien work at?
- Medicare's official clinician data lists Amy L. Brien at 1 hospital: Mayo Clinic Health System - Mankato. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Amy L. Brien see patients?
- Medicare's clinician data lists 1 practice location in Mankato, MN. Call before your visit to confirm the address.
- What is Amy L. Brien's specialty?
- Medicare lists Obstetrics/Gynecology as the primary specialty.
- Does Amy L. Brien accept Medicare assignment?
- Yes. Medicare's clinician data says Amy L. Brien 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 Amy L. Brien?
- (507) 625-4031, as listed in official Medicare / NPI Registry data.
- What is Amy L. Brien's NPI number?
- 1578743266. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Amy L. Brien works
Medicare's Facility Affiliation Data lists Amy L. Brien at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mayo Clinic Health System - MankatoMankato, MN · Acute Care Hospital · CCN 240093
Practice locations
Addresses where Amy L. Brien is enrolled with Medicare (CMS data updated 2026-10-02).
- 1025 Marsh StMankato, MN 56001 (507) 625‑4031
Group practices
Medicare enrollment lists Amy L. Brien as a member of this group (CMS data updated 2026-10-02).
- Mayo Clinic Health System-Southwest Minnesota Region661 clinicians in the group
Specialties
- Obstetrics/Gynecologyprimary
Other OB-GYNs in Mankato
Clinicians with the same Medicare primary specialty in Mankato, MN — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | State University Of New York At Buffalo School Of Medicine |
| Graduation year | 2004 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1578743266 |
| 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