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

Anesthesiology

Marc A. Soojian, MD

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

Summary

Marc A. Soojian, MD (Anesthesiology) is listed by Medicare at 2 hospitals in West Islip, NY and Oceanside, NY. NPI 1790803211. 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 Marc A. Soojian, 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

AnesthesiologyPrimary specialty
YesAccepts Medicare assignment
23Years since medical school (graduated 2003)
New York Medical CollegeMedical school
MaleGender (as listed)
Icahn School of Medicine at Mount SinaiGroup practice (+1 more)

Quick answers

Which hospitals does Marc A. Soojian work at?
Medicare's official clinician data lists Marc A. Soojian at 2 hospitals: Good Samaritan Hospital Medical Center and Mount Sinai South Nassau. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Marc A. Soojian see patients?
Medicare's clinician data lists 2 practice locations, including Oceanside, NY and West Islip, NY. Call before your visit to confirm the address.
What is Marc A. Soojian's specialty?
Medicare lists Anesthesiology as the primary specialty.
Does Marc A. Soojian accept Medicare assignment?
Yes. Medicare's clinician data says Marc A. Soojian 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 Marc A. Soojian?
(516) 632-3000, as listed in official Medicare / NPI Registry data.
What is Marc A. Soojian's NPI number?
1790803211. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Marc A. Soojian works

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

Group practices

Medicare enrollment lists Marc A. Soojian as a member of these groups (CMS data updated 2026-10-02).

  • Icahn School of Medicine at Mount Sinai176 clinicians in the group
  • Long Island Anesthesiologists, PLLC45 clinicians in the group

Specialties

Find other Anesthesiology doctors in New York →

Other anesthesiologists in Oceanside

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

All anesthesiologists in Oceanside →

Clinician information

CredentialMD
Medical schoolNew York Medical College
Graduation year2003
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1790803211
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