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Emergency Medicine

Cassidy S. Baldwin, MD

Works at hospitals in New York, NY · New York

Summary

Dr. Cassidy S. Baldwin, MD is an emergency medicine doctor at 2510 30th Ave, Long Island City, NY 11102. Phone: (718) 932-1000. Accepts Medicare assignment. NPI 1285374454. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

  • Specialty: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 2510 30th Ave, Long Island City, NY 11102 · Directions
  • Phone: (718) 932‑1000
  • Medicare: Accepts Medicare assignment
  • Hospital: Mount Sinai Hospital
  • Group practice: Icahn School of Medicine at Mount Sinai
  • Medical school: University Of Alabama School Of Medicine · graduated 2022 (4 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Cassidy S. Baldwin, 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 Cassidy S. Baldwin accept Medicare assignment?
Yes. Medicare's clinician data says Cassidy S. Baldwin 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.
What is Cassidy S. Baldwin's NPI number?
1285374454. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Cassidy S. Baldwin works

Medicare's Facility Affiliation Data lists Cassidy S. Baldwin 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 Cassidy S. Baldwin is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Cassidy S. Baldwin 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 Emergency Medicine doctors in New York →

Other emergency medicine doctors in Long Island City

Clinicians with the same Medicare primary specialty in Long Island City, NY — not a recommendation.

All emergency medicine doctors in Long Island City →

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
Medical schoolUniversity Of Alabama School Of Medicine
Graduation year2022 (4 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1285374454
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. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  5. Medicare Care Compare — official Medicare tool to look up clinicians