Quick answers
- Which hospitals does Dawn C. Barclay work at?
- Medicare's official clinician data lists Dawn C. Barclay at 1 hospital: Portsmouth Regional Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Dawn C. Barclay see patients?
- Medicare's clinician data lists 2 practice locations, including Amherst, NH and Portsmouth, NH. Call before your visit to confirm the address.
- What is Dawn C. Barclay's specialty?
- Medicare lists General Surgery as the primary specialty, and also Critical Care (Intensivists).
- Does Dawn C. Barclay accept Medicare assignment?
- Yes. Medicare's clinician data says Dawn C. Barclay 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.
- Does Dawn C. Barclay offer telehealth?
- Medicare's clinician data says Dawn C. Barclay offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Dawn C. Barclay?
- (800) 603-8026, as listed in official Medicare / NPI Registry data.
- What is Dawn C. Barclay's NPI number?
- 1649375585. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Dawn C. Barclay works
Medicare's Facility Affiliation Data lists Dawn C. Barclay at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Portsmouth Regional HospitalPortsmouth, NH · Acute Care Hospital · CCN 300029
Practice locations
Addresses where Dawn C. Barclay is enrolled with Medicare (CMS data updated 2026-10-02).
- 109 Ponemah Rd, Suite AAmherst, NH 03031 (800) 603‑8026
- 333 Borthwick AvePortsmouth, NH 03801 (603) 436‑5110
Group practices
Medicare enrollment lists Dawn C. Barclay as a member of these groups (CMS data updated 2026-10-02).
- Intensive Care Consortium Inc496 clinicians in the group
- Betternow PLLC7 clinicians in the group
Specialties
- General Surgeryprimary
- Critical Care (Intensivists)also
Other general surgeons in New Hampshire
Clinicians with the same Medicare primary specialty in New Hampshire — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Harvard Medical School |
| Graduation year | 2005 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1649375585 |
| 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