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Critical Care (Intensivists)

Mehdi M. Oloomi, MD

Works at hospitals in New York, NY · New York

Summary

Dr. Mehdi M. Oloomi, MD is a critical care doctor at 1 Gustave L Levy Pl, New York, NY 10029. Phone: (212) 241-6500. Accepts Medicare assignment. In 2024, Mehdi M. Oloomi had 160 Original Medicare patients and 543 services. NPI 1659350684. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Critical care doctor (Medicare lists Critical Care (Intensivists))
  • Address: 1 Gustave L Levy Pl, New York, NY 10029 · Directions (1 more location)
  • Phone: (212) 241‑6500
  • Medicare: Accepts Medicare assignment
  • Hospital: Mount Sinai Hospital
  • Group practice: Icahn School of Medicine at Mount Sinai
  • Medical school: graduated 1992 (34 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Mehdi M. Oloomi, 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 Mehdi M. Oloomi accept Medicare assignment?
Yes. Medicare's clinician data says Mehdi M. Oloomi 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.
How many Medicare patients does Mehdi M. Oloomi see?
In 2024, CMS data shows 160 Original Medicare patients and 543 services for Mehdi M. Oloomi. This counts Original Medicare only and measures volume, not quality.
What is Mehdi M. Oloomi's NPI number?
1659350684. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Mehdi M. Oloomi, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients160
Services billed to Medicare543
Different services or procedures17
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Critical care, first 30-74 minutes (99291)485 services
  2. Insertion of artery tube for blood sampling or infusion through skin (36620)12 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Ischemic heart disease75%
  • Heart failure66%
  • Atrial fibrillation66%
  • Arthritis50%

Hospitals where Mehdi M. Oloomi works

Medicare's Facility Affiliation Data lists Mehdi M. Oloomi at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Mount Sinai HospitalNew York, NY · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 330024

Practice locations

Addresses where Mehdi M. Oloomi is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Mehdi M. Oloomi as a member of this group (CMS data updated October 2, 2026).

  • Icahn School of Medicine at Mount Sinai2,843 clinicians in the group

Specialties

Find other Critical Care (Intensivists) doctors in New York →

Other critical care doctors in New York

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

All critical care doctors in New York →

Other clinicians in Icahn School of Medicine at Mount Sinai

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

Clinician information

CredentialMD
Graduation year1992 (34 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1659350684
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 October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians