Quick answers
- Which hospitals does Aileen Shaughnessy work at?
- Medicare's official clinician data lists Aileen Shaughnessy at 1 hospital: Griffin Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Aileen Shaughnessy see patients?
- Medicare's clinician data lists 4 practice locations, including Ansonia, CT, Derby, CT and Oxford, CT. Call before your visit to confirm the address.
- What is Aileen Shaughnessy's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Aileen Shaughnessy accept Medicare assignment?
- Yes. Medicare's clinician data says Aileen Shaughnessy 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 Aileen Shaughnessy?
- (203) 308-2781, as listed in official Medicare / NPI Registry data.
- What is Aileen Shaughnessy's NPI number?
- 1841998184. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Aileen Shaughnessy works
Medicare's Facility Affiliation Data lists Aileen Shaughnessy at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Griffin HospitalDerby, CT · Acute Care Hospital · CCN 070031
Practice locations
Addresses where Aileen Shaughnessy is enrolled with Medicare (CMS data updated 2026-10-02).
- 111 Wakelee AveAnsonia, CT 06401 (203) 308‑2781
- 130 Division StDerby, CT 06418
- 144 Oxford Rd, Suite 1aOxford, CT 06478 (203) 888‑5527
- 330 Bridgeport AveShelton, CT 06484 (203) 929‑7331
Group practices
Medicare enrollment lists Aileen Shaughnessy as a member of this group (CMS data updated 2026-10-02).
- Griffin Faculty Physicians Inc134 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Connecticut
Clinicians with the same Medicare primary specialty in Connecticut — not a recommendation.
Clinician information
| Graduation year | 2024 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1841998184 |
| 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