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

Cardiovascular Disease (Cardiology)

Roi B. Bar Cohen, MD

Sees patients in Valhalla, NY · New York

Summary

Dr. Roi B. Bar Cohen, MD is a cardiologist at 100 Woods Rd, Valhalla, NY 10595. Phone: (914) 490-7000. Accepts Medicare assignment. NPI 1275160889. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Cardiologist (Medicare lists Cardiovascular Disease (Cardiology))
  • Address: 100 Woods Rd, Valhalla, NY 10595 · Directions
  • Phone: (914) 490‑7000
  • Medicare: Accepts Medicare assignment
  • Group practice: Westchester Medical Center Advanced Physician Services PC
  • Medical school: graduated 2018 (8 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Roi B. Bar Cohen, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Roi B. Bar Cohen accept Medicare assignment?
Yes. Medicare's clinician data says Roi B. Bar Cohen accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Roi B. Bar Cohen's NPI number?
1275160889. 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 Roi B. Bar Cohen is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Roi B. Bar Cohen as a member of this group (CMS data updated October 2, 2026).

  • Westchester Medical Center Advanced Physician Services PC897 clinicians in the group

Specialties

Find other Cardiovascular Disease (Cardiology) doctors in New York →

Other cardiologists in Valhalla

Clinicians with the same Medicare primary specialty in Valhalla, NY — not a recommendation.

All cardiologists in Valhalla →

Other clinicians in Westchester Medical Center Advanced Physician Services PC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year2018 (8 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1275160889
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians