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Cardiovascular Disease (Cardiology)

Thierry Duchatellier, MD

Works at hospitals in West Islip, NY · Rockville Centre, NY · Oceanside, NY … · New York

Summary

Thierry Duchatellier, MD (Cardiovascular Disease (Cardiology)) is listed by Medicare at 5 hospitals in West Islip, NY, Rockville Centre, NY and Oceanside, NY and other places. NPI 1619987120. 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 Thierry Duchatellier, 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

Cardiovascular Disease (Cardiology)Primary specialty
YesAccepts Medicare assignment
37Years since medical school (graduated 1989)
MaleGender (as listed)
CHS Physician Partners PCGroup practice (+1 more)

Quick answers

Which hospitals does Thierry Duchatellier work at?
Medicare's official clinician data lists Thierry Duchatellier at 5 hospitals: Good Samaritan Hospital Medical Center, Mercy Medical Center, Mount Sinai South Nassau, NYU Langone Hospitals and St Francis Hospital - The Heart Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Thierry Duchatellier see patients?
Medicare's clinician data lists 3 practice locations, including Roslyn, NY, Rockville Center, NY and Rockville Centre, NY. Call before your visit to confirm the address.
What is Thierry Duchatellier's specialty?
Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty, and also Internal Medicine.
Does Thierry Duchatellier accept Medicare assignment?
Yes. Medicare's clinician data says Thierry Duchatellier 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.
What is the phone number for Thierry Duchatellier?
(516) 705-1353, as listed in official Medicare / NPI Registry data.
What is Thierry Duchatellier's NPI number?
1619987120. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Thierry Duchatellier works

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

  • 100 Port Washington BlvdRoslyn, NY 11576
  • 1000 N Village AveRockville Center, NY 11570 (516) 705‑1353
  • 2000 N Village AveRockville Centre, NY 11570

Group practices

Medicare enrollment lists Thierry Duchatellier as a member of these groups (CMS data updated 2026-10-02).

  • CHS Physician Partners PC743 clinicians in the group
  • Mercy Internal Medicine PC10 clinicians in the group

Specialties

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

Other cardiologists in Roslyn

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

All cardiologists in Roslyn →

Clinician information

CredentialMD
Graduation year1989
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1619987120
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