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

Hematology/Oncology

Ariel E. Birnbaum, MD

Works at hospitals in Newport, RI · Providence, RI · Rhode Island

Summary

Ariel E. Birnbaum, MD (Hematology/Oncology) is listed by Medicare at 3 hospitals in Newport, RI and Providence, RI. NPI 1942212790. 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 Ariel E. Birnbaum, 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

Hematology/OncologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
32Years since medical school (graduated 1994)
Medical College Of OhioMedical school
MaleGender (as listed)
Rhode Island HospitalGroup practice

Quick answers

Which hospitals does Ariel E. Birnbaum work at?
Medicare's official clinician data lists Ariel E. Birnbaum at 3 hospitals: Newport Hospital, Rhode Island Hospital and The Miriam Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Ariel E. Birnbaum see patients?
Medicare's clinician data lists 3 practice locations, including East Greenwich, RI and Providence, RI. Call before your visit to confirm the address.
What is Ariel E. Birnbaum's specialty?
Medicare lists Hematology/Oncology as the primary specialty.
Does Ariel E. Birnbaum accept Medicare assignment?
Yes. Medicare's clinician data says Ariel E. Birnbaum 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 Ariel E. Birnbaum offer telehealth?
Medicare's clinician data says Ariel E. Birnbaum offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Ariel E. Birnbaum?
(401) 606-2000, as listed in official Medicare / NPI Registry data.
What is Ariel E. Birnbaum's NPI number?
1942212790. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Ariel E. Birnbaum works

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

Group practices

Medicare enrollment lists Ariel E. Birnbaum as a member of this group (CMS data updated 2026-10-02).

  • Rhode Island Hospital437 clinicians in the group

Specialties

Find other Hematology/Oncology doctors in Rhode Island →

Other hematologist-oncologists in East Greenwich

Clinicians with the same Medicare primary specialty in East Greenwich, RI — not a recommendation.

All hematologist-oncologists in East Greenwich →

Clinician information

CredentialMD
Medical schoolMedical College Of Ohio
Graduation year1994
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1942212790
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