Quick answers
- Which hospitals does Jillian O'Sullivan work at?
- Medicare's official clinician data lists Jillian O'Sullivan at 1 hospital: Massachusetts Eye and Ear Infirmary -. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jillian O'Sullivan see patients?
- Medicare's clinician data lists 1 practice location in Quincy, MA. Call before your visit to confirm the address.
- What is Jillian O'Sullivan's specialty?
- Medicare lists Qualified Audiologist as the primary specialty.
- Does Jillian O'Sullivan accept Medicare assignment?
- Medicare's clinician data says Jillian O'Sullivan may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is Jillian O'Sullivan's NPI number?
- 1710863394. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jillian O'Sullivan works
Medicare's Facility Affiliation Data lists Jillian O'Sullivan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Massachusetts Eye and Ear Infirmary -Boston, MA · Acute Care Hospital · CCN 220075
Practice locations
Addresses where Jillian O'Sullivan is enrolled with Medicare (CMS data updated 2026-10-02).
- 300 Crown Colony Dr, Suite 201Quincy, MA 02169
Specialties
- Qualified Audiologistprimary
Find other clinicians: Qualified Audiologist, Massachusetts →
Other audiologists in Quincy
Clinicians with the same Medicare primary specialty in Quincy, MA — not a recommendation.
Clinician information
| Credential | AU |
|---|---|
| Graduation year | 2025 |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1710863394 |
| 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