Quick answers
- Does Erin I. O'Hara accept Medicare assignment?
- Yes. Medicare's clinician data says Erin I. O'Hara accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Erin I. O'Hara's NPI number?
- 1770442493. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Erin I. O'Hara works
Medicare's Facility Affiliation Data lists Erin I. O'Hara at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Olmsted Medical CenterRochester, MN · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 240006
Practice locations
Addresses where Erin I. O'Hara is enrolled with Medicare (CMS data updated October 2, 2026).
- 1650 4th St SERochester, MN 55904 (507) 285‑8485
- 210 9th St SERochester, MN 55904 (507) 288‑3443
Group practices
Medicare enrollment lists Erin I. O'Hara as a member of this group (CMS data updated October 2, 2026).
- Olmsted Medical Center336 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Rochester
Clinicians with the same Medicare primary specialty in Rochester, MN — not a recommendation.
Other clinicians in Olmsted Medical Center
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| School | Drexel University College Of Medicine |
|---|---|
| Graduation year | 2025 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1770442493 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- 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