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Allergy/Immunology

Violetta Zaleska, MD

Sees patients in Brooklyn, NY · Clifton, NJ · New York, New Jersey

Summary

Dr. Violetta Zaleska, MD is an allergist and immunologist at 134 Greenpoint Ave, Brooklyn, NY 11222. Phone: (718) 349-6160. Accepts Medicare assignment. In 2024, Violetta Zaleska had 36 Original Medicare patients and 755 services. NPI 1497821227. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Allergist and immunologist (Medicare lists Allergy/Immunology)
  • Address: 134 Greenpoint Ave, Brooklyn, NY 11222 · Directions (1 more location)
  • Phone: (718) 349‑6160
  • Medicare: Accepts Medicare assignment
  • Medical school: graduated 1990 (36 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Violetta Zaleska, 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 Violetta Zaleska accept Medicare assignment?
Yes. Medicare's clinician data says Violetta Zaleska 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 Violetta Zaleska see?
In 2024, CMS data shows 36 Original Medicare patients and 755 services for Violetta Zaleska. This counts Original Medicare only and measures volume, not quality.
What is Violetta Zaleska's NPI number?
1497821227. 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 Violetta Zaleska, 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 patients36
Services billed to Medicare755
Different services or procedures8
Participating Medicare providerYes
Average age of these patients69

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)26 services
  2. Test to measure expiratory airflow and volume changes before and after medication administration (94060)15 services
  3. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)11 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 cholesterol75%
  • High blood pressure67%
  • Arthritis58%
  • Ischemic heart disease36%

Practice locations

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

Specialties

Find other Allergy/Immunology doctors in New York →

Other allergist and immunologists in Brooklyn

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

All allergist and immunologists in Brooklyn →

Clinician information

CredentialMD
Graduation year1990 (36 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1497821227
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians