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Medical Oncology

Christine E. Ryan, MD

Works at hospitals in Boston, MA · Massachusetts

Summary

Christine E. Ryan, MD (Medical Oncology) is listed by Medicare at 1 hospital in Boston, MA. NPI 1770013542. 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 Christine E. Ryan, 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
9Years since medical school (graduated 2017)
Stanford University School Of MedicineMedical school
FemaleGender (as listed)
Dana-Farber Cancer Institute, Inc.Group practice

Quick answers

Which hospitals does Christine E. Ryan work at?
Medicare's official clinician data lists Christine E. Ryan at 1 hospital: Brigham and Women's Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Christine E. Ryan see patients?
Medicare's clinician data lists 1 practice location in Boston, MA. Call before your visit to confirm the address.
What is Christine E. Ryan's specialty?
Medicare lists Medical Oncology as the primary specialty.
Does Christine E. Ryan accept Medicare assignment?
Yes. Medicare's clinician data says Christine E. 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.
Does Christine E. Ryan offer telehealth?
Medicare's clinician data says Christine E. Ryan offers telehealth services. Ask the office which visits can be done by video or phone.
What is Christine E. Ryan's NPI number?
1770013542. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Christine E. Ryan works

Medicare's Facility Affiliation Data lists Christine E. Ryan 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 Christine E. Ryan is enrolled with Medicare (CMS data updated 2026-10-02).

  • 450 Brookline AveBoston, MA 02215

Group practices

Medicare enrollment lists Christine E. Ryan 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 schoolStanford University School Of Medicine
Graduation year2017
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1770013542
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