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Internal Medicine

Elizabeth A. Mendoza, MD

Works at hospitals in Flushing, NY · New York

Summary

Dr. Elizabeth A. Mendoza, MD is an internal medicine doctor at 5645 Main St, Flushing, NY 11355. Phone: (718) 670-2000. Accepts Medicare assignment. In 2024, Elizabeth A. Mendoza had 169 Original Medicare patients and 450 services. NPI 1598062861. 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: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 5645 Main St, Flushing, NY 11355 · Directions
  • Phone: (718) 670‑2000
  • Medicare: Accepts Medicare assignment
  • Hospital: New York-Presbyterian/Queens
  • Group practice: New York Queens Medicine and Surgery, P.C.
  • Medical school: graduated 2002 (24 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Elizabeth A. Mendoza, 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 Elizabeth A. Mendoza accept Medicare assignment?
Yes. Medicare's clinician data says Elizabeth A. Mendoza 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 Elizabeth A. Mendoza see?
In 2024, CMS data shows 169 Original Medicare patients and 450 services for Elizabeth A. Mendoza. This counts Original Medicare only and measures volume, not quality.
What is Elizabeth A. Mendoza's NPI number?
1598062861. 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 Elizabeth A. Mendoza, 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 patients169
Services billed to Medicare450
Different services or procedures7
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)325 services
  2. Hospital discharge day management, more than 30 minutes (99239)60 services
  3. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)26 services
  4. Hospital discharge day management, 30 minutes or less (99238)20 services
  5. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)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%
  • Arthritis59%
  • Ischemic heart disease57%
  • Heart failure50%

Hospitals where Elizabeth A. Mendoza works

Medicare's Facility Affiliation Data lists Elizabeth A. Mendoza 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 Elizabeth A. Mendoza is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Elizabeth A. Mendoza as a member of this group (CMS data updated October 2, 2026).

  • New York Queens Medicine and Surgery, P.C.401 clinicians in the group

Specialties

Find other Internal Medicine doctors in New York →

Other internal medicine doctors in Flushing

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

All internal medicine doctors in Flushing →

Other clinicians in New York Queens Medicine and Surgery, P.C.

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

Clinician information

CredentialMD
Graduation year2002 (24 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1598062861
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