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

Medical Oncology

Lachelle D. Weeks, MD

Works at hospitals in Boston, MA · Massachusetts

Summary

Lachelle D. Weeks, MD (Medical Oncology) is listed by Medicare at 1 hospital in Boston, MA. NPI 1275914533. 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 Lachelle D. Weeks, 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

Medical OncologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
11Years since medical school (graduated 2015)
Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv UniversityMedical school
FemaleGender (as listed)
Dana-Farber Cancer Institute, Inc.Group practice

Quick answers

Which hospitals does Lachelle D. Weeks work at?
Medicare's official clinician data lists Lachelle D. Weeks at 1 hospital: Brigham and Women's Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Lachelle D. Weeks see patients?
Medicare's clinician data lists 1 practice location in Boston, MA. Call before your visit to confirm the address.
What is Lachelle D. Weeks's specialty?
Medicare lists Medical Oncology as the primary specialty.
Does Lachelle D. Weeks accept Medicare assignment?
Yes. Medicare's clinician data says Lachelle D. Weeks 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 Lachelle D. Weeks offer telehealth?
Medicare's clinician data says Lachelle D. Weeks offers telehealth services. Ask the office which visits can be done by video or phone.
What is Lachelle D. Weeks's NPI number?
1275914533. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Lachelle D. Weeks works

Medicare's Facility Affiliation Data lists Lachelle D. Weeks 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 Lachelle D. Weeks is enrolled with Medicare (CMS data updated 2026-10-02).

  • 450 Brookline AveBoston, MA 02215

Group practices

Medicare enrollment lists Lachelle D. Weeks as a member of this group (CMS data updated 2026-10-02).

  • Dana-Farber Cancer Institute, Inc.684 clinicians in the group

Specialties

Find other Medical Oncology doctors in Massachusetts →

Other oncologists in Boston

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

All oncologists in Boston →

Clinician information

CredentialMD
Medical schoolClvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University
Graduation year2015
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1275914533
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