Quick answers
- Which hospitals does Ellen Marqusee work at?
- Medicare's official clinician data lists Ellen Marqusee at 5 hospitals: Brigham and Women Faulkner Hospital, Brigham and Women's Hospital, Massachusetts General Hospital, Newton-Wellesley Hospital and North Shore Medical Center -. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Ellen Marqusee see patients?
- Medicare's clinician data lists 3 practice locations, including Oak Bluffs, MA, Jamaica Plain, MA and Boston, MA. Call before your visit to confirm the address.
- What is Ellen Marqusee's specialty?
- Medicare lists Endocrinology as the primary specialty.
- Does Ellen Marqusee accept Medicare assignment?
- Yes. Medicare's clinician data says Ellen Marqusee 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 Ellen Marqusee offer telehealth?
- Medicare's clinician data says Ellen Marqusee offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Ellen Marqusee?
- (617) 983-7000, as listed in official Medicare / NPI Registry data.
- What is Ellen Marqusee's NPI number?
- 1215988266. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Ellen Marqusee works
Medicare's Facility Affiliation Data lists Ellen Marqusee at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Brigham and Women Faulkner HospitalJamaica Plain, MA · Acute Care Hospital · CCN 220119
- Brigham and Women's HospitalBoston, MA · Acute Care Hospital · CCN 220110
- Massachusetts General HospitalBoston, MA · Acute Care Hospital · CCN 220071
- Newton-Wellesley HospitalNewton, MA · Acute Care Hospital · CCN 220101
- North Shore Medical Center -Salem, MA · Acute Care Hospital · CCN 220035
Practice locations
Addresses where Ellen Marqusee is enrolled with Medicare (CMS data updated 2026-10-02).
- 1 Hospital RdOak Bluffs, MA 02557
- 1153 Centre StJamaica Plain, MA 02130 (617) 983‑7000
- 221 Longwood AveBoston, MA 02115 (617) 732‑5500
Group practices
Medicare enrollment lists Ellen Marqusee as a member of these groups (CMS data updated 2026-10-02).
- Brigham and Womens Physicians Organization Inc2,994 clinicians in the group
- Martha's Vineyard Hospital Inc155 clinicians in the group
Specialties
- Endocrinologyprimary
Other endocrinologists in Massachusetts
Clinicians with the same Medicare primary specialty in Massachusetts — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | New York University School Of Medicine |
| Graduation year | 1989 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1215988266 |
| 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