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Cardiovascular Disease (Cardiology)

Nassim Krim, MD

Works at hospitals in Bronx, NY · New York

Summary

Dr. Nassim Krim, MD is a cardiologist at 1650 Grand Concourse, Bronx, NY 10457. Accepts Medicare assignment. In 2024, Nassim Krim had 327 Original Medicare patients and 462 services. NPI 1396903225. 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: Cardiologist (Medicare lists Cardiovascular Disease (Cardiology))
  • Address: 1650 Grand Concourse, Bronx, NY 10457 · Directions
  • Medicare: Accepts Medicare assignment
  • Hospitals: Bronxcare Hospital Center, Montefiore Medical Center
  • Group practice: Bronxcare Health System
  • Medical school: graduated 2000 (26 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Nassim Krim, 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 Nassim Krim accept Medicare assignment?
Yes. Medicare's clinician data says Nassim Krim 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 Nassim Krim see?
In 2024, CMS data shows 327 Original Medicare patients and 462 services for Nassim Krim. This counts Original Medicare only and measures volume, not quality.
What is Nassim Krim's NPI number?
1396903225. 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 Nassim Krim, 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 patients327
Services billed to Medicare462
Different services or procedures16
Participating Medicare providerYes
Average age of these patients70

Most frequent services

  1. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)338 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)36 services
  3. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)30 services
  4. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)14 services
  5. Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist (93458)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 cholesterol72%
  • Diabetes65%
  • Chronic kidney disease51%
  • Ischemic heart disease50%
  • Heart failure50%

Hospitals where Nassim Krim works

Medicare's Facility Affiliation Data lists Nassim Krim 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.

Practice locations

Addresses where Nassim Krim is enrolled with Medicare (CMS data updated October 2, 2026).

  • 1650 Grand ConcourseBronx, NY 10457

Group practices

Medicare enrollment lists Nassim Krim as a member of this group (CMS data updated October 2, 2026).

  • Bronxcare Health System341 clinicians in the group

Specialties

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

Other cardiologists in Bronx

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

All cardiologists in Bronx →

Other clinicians in Bronxcare Health System

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

Clinician information

CredentialMD
Graduation year2000 (26 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1396903225
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