Quick answers
- Does Michelle O'Mahony accept Medicare assignment?
- Yes. Medicare's clinician data says Michelle O'Mahony 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 Michelle O'Mahony's NPI number?
- 1023088556. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Michelle O'Mahony is enrolled with Medicare (CMS data updated October 2, 2026).
- 160 S River RdBedford, NH 03110 (603) 537‑1300
- 6 Tsienneto Rd, Suite 100Derry, NH 03038 (603) 537‑1300
Group practices
Medicare enrollment lists Michelle O'Mahony as a member of this group (CMS data updated October 2, 2026).
- Derry Medical Center, PA99 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Bedford
Clinicians with the same Medicare primary specialty in Bedford, NH — not a recommendation.
Other clinicians in Derry Medical Center, PA
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| School | University Of Washington School Of Medicine |
|---|---|
| Graduation year | 2001 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1023088556 |
| 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
- 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