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Emergency Medicine

Shah Nawaz Chaudhary, MD

Works at hospitals in Livingston, NJ · Rahway, NJ · New Jersey

Summary

Dr. Shah Nawaz Chaudhary, MD is an emergency medicine doctor at 1 Clara Maass Dr, Belleville, NJ 07109. Phone: (973) 450-2000. Accepts Medicare assignment. In 2024, Shah Nawaz Chaudhary had 1,023 Original Medicare patients and 1,244 services. NPI 1609369446. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Shah Nawaz Chaudhary, 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 Shah Nawaz Chaudhary accept Medicare assignment?
Yes. Medicare's clinician data says Shah Nawaz Chaudhary 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 Shah Nawaz Chaudhary see?
In 2024, CMS data shows 1,023 Original Medicare patients and 1,244 services for Shah Nawaz Chaudhary. This counts Original Medicare only and measures volume, not quality.
What is Shah Nawaz Chaudhary's NPI number?
1609369446. 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 Shah Nawaz Chaudhary, 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 patients1,023
Services billed to Medicare1,244
Different services or procedures47
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)661 services
  2. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)172 services
  3. Emergency department visit with moderate level of medical decision making (99284)115 services
  4. Critical care, first 30-74 minutes (99291)103 services
  5. Insertion of needle into vein (3 years or older) (36410)23 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%
  • Arthritis55%
  • Diabetes45%
  • Ischemic heart disease42%
  • Chronic kidney disease40%

Hospitals where Shah Nawaz Chaudhary works

Medicare's Facility Affiliation Data lists Shah Nawaz Chaudhary 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 Shah Nawaz Chaudhary is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Shah Nawaz Chaudhary as a member of this group (CMS data updated October 2, 2026).

  • RWJBH Emergency Medicine Associates, LLC848 clinicians in the group

Specialties

Find other Emergency Medicine doctors in New Jersey →

Other emergency medicine doctors in Belleville

Clinicians with the same Medicare primary specialty in Belleville, NJ — not a recommendation.

All emergency medicine doctors in Belleville →

Other clinicians in RWJBH Emergency Medicine Associates, LLC

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

Clinician information

CredentialMD
Medical schoolRowan University School Of Osteopathic Medicine
Graduation year2021 (5 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1609369446
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