Quick answers
- Which hospitals does James O'Neill work at?
- Medicare's official clinician data lists James O'Neill at 2 hospitals: Landmark Medical Center and Signature Healthcare Brockton Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does James O'Neill see patients?
- Medicare's clinician data lists 2 practice locations, including Woonsocket, RI and Brockton, MA. Call before your visit to confirm the address.
- What is James O'Neill's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does James O'Neill accept Medicare assignment?
- Yes. Medicare's clinician data says James O'Neill 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 James O'Neill?
- (401) 469-4100, as listed in official Medicare / NPI Registry data.
- What is James O'Neill's NPI number?
- 1871029645. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where James O'Neill works
Medicare's Facility Affiliation Data lists James O'Neill at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Landmark Medical CenterWoonsocket, RI · Acute Care Hospital · CCN 410011
- Signature Healthcare Brockton HospitalBrockton, MA · Acute Care Hospital · CCN 220052
Practice locations
Addresses where James O'Neill is enrolled with Medicare (CMS data updated 2026-10-02).
- 115 Cass AveWoonsocket, RI 02895 (401) 469‑4100
- 680 Centre StBrockton, MA 02302 (508) 941‑7000
Group practices
Medicare enrollment lists James O'Neill as a member of these groups (CMS data updated 2026-10-02).
- Brockton Hospital, Inc.35 clinicians in the group
- Emergency Associates of Woonsocket LLC22 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Woonsocket
Clinicians with the same Medicare primary specialty in Woonsocket, RI — not a recommendation.
Clinician information
| Medical school | University Of New England, College Of Osteo Medicine |
|---|---|
| Graduation year | 2017 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1871029645 |
| 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