Quick answers
- Which hospitals does Cormac E. Oneill work at?
- Medicare's official clinician data lists Cormac E. Oneill at 5 hospitals: Frisbie Memorial Hospital, Huggins Hospital, Portsmouth Regional Hospital, Wentworth-Douglass Hospital and York Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Cormac E. Oneill see patients?
- Medicare's clinician data lists 7 practice locations, including Manchester, NH, Dover, NH and Exeter, NH. Call before your visit to confirm the address.
- What is Cormac E. Oneill's specialty?
- Medicare lists Urology as the primary specialty.
- Does Cormac E. Oneill accept Medicare assignment?
- Yes. Medicare's clinician data says Cormac E. Oneill 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 Cormac E. Oneill?
- (603) 742-1444, as listed in official Medicare / NPI Registry data.
- What is Cormac E. Oneill's NPI number?
- 1710147541. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Cormac E. Oneill works
Medicare's Facility Affiliation Data lists Cormac E. Oneill at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Frisbie Memorial HospitalRochester, NH · Acute Care Hospital · CCN 300014
- Huggins HospitalWolfeboro, NH · Critical Access Hospital · CCN 301312
- Portsmouth Regional HospitalPortsmouth, NH · Acute Care Hospital · CCN 300029
- Wentworth-Douglass HospitalDover, NH · Acute Care Hospital · CCN 300018
- York HospitalYork, ME · Acute Care Hospital · CCN 200020
Practice locations
Addresses where Cormac E. Oneill is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 7; the Medicare profile lists all.
- 1 Elliot WayManchester, NH 03103
- 15 Durham Rd, Suite 210Dover, NH 03820 (603) 742‑1444
- 3 Alumni DrExeter, NH 03833
- 4 Elliot Way, Suite 200Manchester, NH 03103 (603) 836‑1590
- 5 Alumni DrExeter, NH 03833 (603) 580‑6457
Group practices
Medicare enrollment lists Cormac E. Oneill as a member of these groups (CMS data updated 2026-10-02).
- Elliot Professional Services427 clinicians in the group
- Core Physicians LLC289 clinicians in the group
- Manchester Urology Associates Professional Association25 clinicians in the group
Specialties
- Urologyprimary
Other urologists in Manchester
Clinicians with the same Medicare primary specialty in Manchester, NH — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2006 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1710147541 |
| 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