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Emergency Medicine

Cassandra M. Lira, MD

Works at hospitals in Jersey City, NJ · New Jersey

Summary

Dr. Cassandra M. Lira, MD is an emergency medicine doctor at 355 Grand St, Jersey City, NJ 07302. Phone: (201) 915-2000. Accepts Medicare assignment. In 2024, Cassandra M. Lira had 77 Original Medicare patients and 93 services. NPI 1295314920. 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: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 355 Grand St, Jersey City, NJ 07302 · Directions
  • Phone: (201) 915‑2000
  • Medicare: Accepts Medicare assignment
  • Hospital: Jersey City Medical Center
  • Group practice: RWJBH Emergency Medicine Associates, LLC
  • Medical school: graduated 2021 (5 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Cassandra M. Lira, 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 Cassandra M. Lira accept Medicare assignment?
Yes. Medicare's clinician data says Cassandra M. Lira 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 Cassandra M. Lira see?
In 2024, CMS data shows 77 Original Medicare patients and 93 services for Cassandra M. Lira. This counts Original Medicare only and measures volume, not quality.
What is Cassandra M. Lira's NPI number?
1295314920. 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 Cassandra M. Lira, 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 patients77
Services billed to Medicare93
Different services or procedures11
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)54 services
  2. Critical care, first 30-74 minutes (99291)13 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%
  • Diabetes64%
  • Arthritis53%
  • Ischemic heart disease53%
  • Chronic kidney disease51%

Hospitals where Cassandra M. Lira works

Medicare's Facility Affiliation Data lists Cassandra M. Lira 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 Cassandra M. Lira is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Cassandra M. Lira 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 Jersey City

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

All emergency medicine doctors in Jersey City →

Other clinicians in RWJBH Emergency Medicine Associates, LLC

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

Clinician information

CredentialMD
Graduation year2021 (5 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1295314920
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