Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Internal Medicine

Leslie-Ann Alexander, MD

Works at hospitals in Boston, MA · Jamaica Plain, MA · South Weymouth, MA · Massachusetts

Summary

Leslie-Ann Alexander, MD (Internal Medicine) is listed by Medicare at 3 hospitals in Boston, MA, Jamaica Plain, MA and South Weymouth, MA. NPI 1922445675. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Leslie-Ann Alexander, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
13Years since medical school (graduated 2013)
Loyola University Of Chicago, Stritch School Of MedicineMedical school
FemaleGender (as listed)
Atrius Health IncGroup practice

Quick answers

Which hospitals does Leslie-Ann Alexander work at?
Medicare's official clinician data lists Leslie-Ann Alexander at 3 hospitals: Beth Israel Deaconess Medical Center, Brigham and Women Faulkner Hospital and South Shore Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Leslie-Ann Alexander see patients?
Medicare's clinician data lists 1 practice location in Quincy, MA. Call before your visit to confirm the address.
What is Leslie-Ann Alexander's specialty?
Medicare lists Internal Medicine as the primary specialty, and also Infectious Disease.
Does Leslie-Ann Alexander accept Medicare assignment?
Yes. Medicare's clinician data says Leslie-Ann Alexander 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 Leslie-Ann Alexander offer telehealth?
Medicare's clinician data says Leslie-Ann Alexander offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Leslie-Ann Alexander?
(617) 471-0033, as listed in official Medicare / NPI Registry data.
What is Leslie-Ann Alexander's NPI number?
1922445675. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Leslie-Ann Alexander works

Medicare's Facility Affiliation Data lists Leslie-Ann Alexander at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Leslie-Ann Alexander is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Leslie-Ann Alexander as a member of this group (CMS data updated 2026-10-02).

  • Atrius Health Inc1,222 clinicians in the group

Specialties

Find other Internal Medicine doctors in Massachusetts →

Other internal medicine doctors in Quincy

Clinicians with the same Medicare primary specialty in Quincy, MA — not a recommendation.

All internal medicine doctors in Quincy →

Clinician information

CredentialMD
Medical schoolLoyola University Of Chicago, Stritch School Of Medicine
Graduation year2013
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1922445675
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians