Quick answers
- Which hospitals does Jill Ryan work at?
- Medicare's official clinician data lists Jill Ryan at 1 hospital: Mary Hitchcock Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jill Ryan see patients?
- Medicare's clinician data lists 2 practice locations, including Somerville, MA. Call before your visit to confirm the address.
- What is Jill Ryan's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Jill Ryan accept Medicare assignment?
- Yes. Medicare's clinician data says Jill Ryan 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 Jill Ryan's NPI number?
- 1033143607. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jill Ryan works
Medicare's Facility Affiliation Data lists Jill Ryan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mary Hitchcock Memorial HospitalLebanon, NH · Acute Care Hospital · CCN 300003
Practice locations
Addresses where Jill Ryan is enrolled with Medicare (CMS data updated 2026-10-02).
- 399 Revolution DrSomerville, MA 02145
- 399 Revolution Dr, Suite 458Somerville, MA 02145
Specialties
- Physician Assistantprimary
Other physician assistants in Somerville
Clinicians with the same Medicare primary specialty in Somerville, MA — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 1987 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1033143607 |
| 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