Quick answers
- Where does Marguerite E. Beiser see patients?
- Medicare's clinician data lists 4 practice locations, including Boston, MA. Call before your visit to confirm the address.
- What is Marguerite E. Beiser's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Marguerite E. Beiser accept Medicare assignment?
- Yes. Medicare's clinician data says Marguerite E. Beiser 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 Marguerite E. Beiser?
- (617) 534-2881, as listed in official Medicare / NPI Registry data.
- What is Marguerite E. Beiser's NPI number?
- 1508035247. 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 Marguerite E. Beiser is enrolled with Medicare (CMS data updated 2026-10-02).
- 112 Southampton StBoston, MA 02118 (617) 534‑2881
- 363 Albany StBoston, MA 02118 (857) 654‑1865
- 444 Harrison AveBoston, MA 02118 (857) 654‑1850
- 780 Albany StBoston, MA 02118
Group practices
Medicare enrollment lists Marguerite E. Beiser as a member of this group (CMS data updated 2026-10-02).
- Boston Health Care for the Homeless Program, Inc.72 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Boston
Clinicians with the same Medicare primary specialty in Boston, MA — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2008 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1508035247 |
| 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 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